CN102633328A - Acid oxidation potential sterilization water with fine control on pH value and preparation method of acid oxidation potential sterilization water - Google Patents

Acid oxidation potential sterilization water with fine control on pH value and preparation method of acid oxidation potential sterilization water Download PDF

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CN102633328A
CN102633328A CN2012101341235A CN201210134123A CN102633328A CN 102633328 A CN102633328 A CN 102633328A CN 2012101341235 A CN2012101341235 A CN 2012101341235A CN 201210134123 A CN201210134123 A CN 201210134123A CN 102633328 A CN102633328 A CN 102633328A
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unit
acid
value
sterilization water
oxidation potential
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邵鹏飞
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Abstract

The invention relates to the field of sterilization and disinfection and particularly relates to acid oxidation potential sterilization water with fine control on a pH value and a preparation method of the acid oxidation potential sterilization water. The preparation method comprises the following steps of: (1), providing an A unit capable of generating hydrogen ions; (2), proving a B unit containing active chlorine; (3), providing a C unit with a pH value control function; and (4), mixing the A unit, the B unit and the C unit in use to obtain an acid solution with strong oxidizing property, wherein the pH value of the acid solution with strong oxidizing property ranges from 2 to 7, the oxidation-reduction potential of the acid solution with strong oxidizing property ranges from 800mV to 1300mV, and the active chlorine content of the acid solution with strong oxidizing property ranges from 30mg/L to 3000mg/L. Compared with the prior art, the preparation method ensures that the sterilization water has the properties of acid oxidation potential water, can be used for accurately controlling the pH value of the sterilization water through regulating the volume of the sterilization water, and especially can be used for accurately controlling the pH value of the sterilization water in a subacidity range of 5-7.

Description

Can be meticulous the acid oxidation potential sterilization water and preparation method thereof of adjusting pH value
Technical field
The present invention relates to the sterilization and disinfection field, particularly a kind of can be meticulous the acid oxidation potential sterilization water and preparation method thereof of adjusting pH value.
Background technology
In the prior art, disclose a kind of preparation method of acid oxidation potential sterilization water, may further comprise the steps: (1) provides and can produce hydrionic A unit; (2) the B unit that contains available chlorine is provided; When (3) using, the A unit is mixed with the B unit, obtain acid strong oxidizing property solution.Wherein, said A unit is an acidic solution; The unitary reagent of said B is the one or more combination in double salt, chlorite or the hypochlorous acid precursor substance of liquid chlorine, hypochlorite, hypochlorite, and said hypochlorous acid precursor substance is meant with acid-respons can generate hypochlorous chlorine-bearing compound.In order to reduce the generation of chlorine, acid strong oxidizing property solution need be controlled at pH=5-7.General pH value through following method adjustment of acidity strong oxidizing property solution.
As adding 1mol hydrochloric acid in 1,1 liter of neutral solution of example, form hydrochloric acid soln, add 1mol hydroxide sodium pure product again, form the solution of pH=7 in theory.Add hydrochloric acid 1.000001mol like 2,1 liters of neutral solutions of example, form acidic solution, add 1mol hydroxide sodium pure product again, form the solution of pH=6 in theory.But during actually operating; The amount that we need to control hydrochloric acid very finely just in time has more 0.000001mol than the amount of sodium hydroxide; And this moment the weighing utensil error effect surpassed the amount of needs controls, so pH value through the meticulous regulator solution of weighing material difficult quality.
It below is existing method through two-dimensional method control pH value of solution value.
Table 1
A＝9990ml B＝10ml A+B＝10L
Hydrochloric acid Sodium hydroxide
PH＝3.4860-3.4994 PH＝13.5 pH＝5-7
Table 2
A＝1L B＝1L The precision that AB need control A+B＝2L
Hydrochloric acid Sodium hydroxide
0.03mol 0.01mol 200％ pH＝2
0.012mol 0.01mol 20％ pH＝3
0.0102mol 0.01mol 2％ pH＝4
0.01002mol 0.01mol 2‰ pH＝5
0.010002mol 0.01mol 0.2‰ pH＝6
0.0100002mol 0.01mol 0.02‰ pH＜7
Table 3
A＝1L B＝1L The precision that AB need control A+B＝2L
Hydrochloric acid Sodium hydroxide
1.02mol 1mol 2％ pH＝2
1.002mol 1mol 2‰ pH＝3
1.0002mol 1mol 0.2‰ pH＝4
1.00002mol 1mol 0.02‰ pH＝5
1.000002mol 1mol 0.002‰ pH＝6
From table 1, table 2 and table 3, can find out; Can regulate material mass through two-dimensional method for the pH value of strongly-acid mixed solution and come convenient control; PH value for the subacidity mixed solution then is difficult to regulate the next accurately control of material mass through two-dimensional method, and has the problem of inconvenient operation.
Summary of the invention
The preparation method that first purpose of the present invention is to provide a kind of acid oxidation potential sterilization water that can meticulous adjusting pH value accomplishes the technical matters of the pH value of meticulous adjustment of acidity strong oxidizing property solution to solve acid oxidation potential sterilization water of the prior art through adjusting material difficult quality.
Second purpose of the present invention is to provide a kind of acid oxidation potential sterilization water that can meticulous adjusting pH value, accomplishes the technical matters of the pH value of meticulous adjustment of acidity strong oxidizing property solution through adjusting material difficult quality to solve acid oxidation potential sterilization water of the prior art.
The object of the invention realizes through following technical scheme:
A kind of can be meticulous the preparation method of acid oxidation potential sterilization water of adjusting pH value, may further comprise the steps:
(1) provides and to produce hydrionic A unit;
(2) the B unit that contains available chlorine is provided;
(3) the C unit with pH value regulating effect is provided;
When (4) using, A unit, B unit and C unit are mixed, obtain acid strong oxidizing property solution, the pH value of said acid strong oxidizing property solution is between 2-7, and its redox potential is 800-1300mV, and its available chlorine content is 30-3000mg/L.
Preferably, said A unit is an acid reagent.
Preferably, said B unit is selected from one or more of double salt, chlorite or available chlorine precursor substance of liquid chlorine, hypochlorite, hypochlorite, and said available chlorine precursor substance is meant the chlorine-bearing compound that can generate available chlorine with acid-respons.
Preferably, said B unit is neutral or alkalescence.
Preferably, said C unit is the pH regulator agent.
Preferably, said C unit is a thinner.
A kind of can be meticulous the acid oxidation potential sterilization water of adjusting pH value, comprise A unit, B unit and the C unit of independent packing before the use, said A unit is an acid reagent; Said B unit is the reagent that contains available chlorine; Said C unit is pH regulator agent or thinner.
Preferably, said B unit is selected from one or more of double salt, chlorite or available chlorine precursor substance of liquid chlorine, hypochlorite, hypochlorite, and said available chlorine precursor substance is meant the chlorine-bearing compound that can generate available chlorine with acid-respons.
Preferably, said B unit is neutral or alkalescence.
Preferably, said A unit, said B unit and said C unit can mix and obtain acid strong oxidizing property solution, and the pH value of said acid strong oxidizing property solution is between 2-7, and its redox potential is 800-1300mV, and its available chlorine content is 30-3000mg/L.
Compared with prior art, the present invention has following advantage:
1, of the present invention can be meticulous the preparation method of acidic oxidation sterilization water of adjusting pH value when assurance sterilization glassware for drinking water has the acidic oxidized electric potential water characteristic; Can accurately control the pH value of sterilization water through adjusted volume, particularly accurately control in the subacidity scope of pH value between 5-7 of sterilization water.
2, of the present invention can be meticulous the preparation method of acidic oxidation sterilization water of adjusting pH value have the characteristic of universal method, can prepare all kinds of acid oxidation potential sterilization water, and the special available chlorine preparation that is applicable to alkaline state.
Embodiment
Below specify the present invention.
Mentality of designing of the present invention is following:
Table 4
The A unit The B unit The A+B unit C unit: thinner A+B+C
Hydrochloric acid Sodium hydroxide 1L
0.01mol 0.001mol 0.009M/pH＝2.05 ?9L pH＝3.05
?99L pH＝4.05
?999L pH＝5.05
?9999L pH＝6.05
0.01mol 0.009mol 0.001mol/pH＝3 ?9L pH＝4
?99L pH＝5
?999L pH＝6
?9999L pH＜7
0.002mol 0.001mol 0.001M/pH＝3 ?9L pH＝4
?99L pH＝5
?999L pH＝6
?9999L pH＜7
From table 4, we can see: B elemental error or degraded are in the time of 9 times, and through the dilution of the C unit of identical multiple, the pH of A, B, C mixed solution changes about 1 unit.Simultaneously, A elemental error or degraded are in the time of 5 times, and through the dilution of the C unit of identical multiple, the pH of A, B, C mixed solution changes about 1 unit.
Table 5
The A unit The B unit The A+B unit C unit: thinner A+B+C
Hydrochloric acid Sodium hydroxide 1L
0.01mol 0.009mol 0.001M/pH＝3 ?9L pH＝4
?99L pH＝5
?999L pH＝6
?9999L pH＜7
0.01mol 0.0099mol 0.0001M/pH＝4 ?9L pH＝5
?99L pH＝6
?999L pH＜7
Annotate: require A, B unit weighing precision greater than 1% or 10%
Table 6
The A unit The B unit Volume ratio The A+B unit The A+B unit
Hydrochloric acid Sodium hydroxide A∶B Sorensen value pH
0.01M 0.01M 9∶1 0.008M pH＝2.09
5∶1 0.0067M pH＝2.17
2∶1 0.0033M pH＝2.48
1.5∶1 0.002M pH＝2.70
1.2∶1 0.0009M pH＝3.05
1.1∶1 0.00048M pH＝3.32
Annotate: A, B unit volume precision of measurement are greater than 10%
Table 7
The A unit The B unit Volume ratio The A+B unit The A+B unit
Hydrochloric acid Sodium hydroxide A∶B Sorensen value pH
0.01M 0.02M 9∶1 0.007M pH＝2.15
5∶1 0.005M pH＝2.30
3∶1 0.0025M pH＝2.60
2.5∶1 0.0014M pH＝2.85
2.1∶1 0.00032M pH＝3.49
Annotate: A, B unit are through weighing and volume control
Table 5, table 6 and table 7, we can see: two-dimensional method is very convenient for the control of strongly-acid mixed solution, so the control of A, the unitary soda acid consumption of B is preferably and can makes A, the unitary mixed solution of B in the strongly-acid scope in the ternary method.
Contrast table 1, table 2, table 3, table 5, table 6 and table 7, we can see: in the present invention, through the unitary introducing of C, reduced A, the B unit requirement to metering precision, thereby made metering process more easy to control.
Core of the present invention is that quality control completely or partially is converted into volume control; A, B unit have been reduced to measuring the requirement of precision through volume control; Present technology and instrument can be through control volume such as precision metering pump or accurate capacity jars to the control of volume comparative maturity all.
The present invention introduces thinner, and purpose is quantitatively to dilute hydrogen ion excessive in the A unit.
The present invention introduces the pH regulator agent, and purpose is quantitatively to consume hydrogen ion excessive in the A unit equally, the material that such regulator is generally the alkali on the normal meaning or has alkalescence.Alkali can be selected from Pottasium Hydroxide, sodium hydroxide, hydrated barta or calcium hydroxide, and alkaline matter is optional from the highly basic salt of weak acid, like sodium acetate, Trisodium Citrate, various phosphoric acid salt etc.The add-on of control alkaline matter can form buffer system usually in A, B, the unitary mixed solution of C, therefore possessed the effect of stable pH simultaneously.Calculate for ease, can be preferably monoatomic base and monobasic salt of weak acid thereof, but polynary alkaline matter can calculate equally.
In the present invention, the change procedure of available chlorine form is: alkaline available chlorine changes peracidity available chlorine into, and disacidifyization forms specific acid available chlorine again.Wherein, peracidity is meant with respect to purpose acid oxidation potential solution to have the more acidity of acid, but not refers to the tart absolute value.
Of the present invention can be meticulous the preparation method of acid oxidation potential sterilization water of adjusting pH value, may further comprise the steps:
(1) provides and to produce hydrionic A unit;
(2) the B unit that contains available chlorine is provided;
(3) the C unit with pH value regulating effect is provided;
When (4) using, A unit, B unit and C unit are mixed, obtain acid strong oxidizing property solution, the pH value of acid strong oxidizing property solution is between 2-7, and its redox potential is 800-1300mV, and its available chlorine content is 30-3000mg/L.
The unitary pH of acid reagent A＜7 are preferably pH=0-6, are preferably pH=0-5 again, also are preferably pH=0-4, and more preferably pH=0-3 most preferably is pH=2-3.
The A unit can be selected from the precursor of mineral acid or organic acid or strong acid weak base salt or acidic substance.Mineral acid can be selected from hydrochloric acid, Hydrogen bromide, hydroiodic acid HI, sulfuric acid, nitric acid, chloric acid, perchloric acid, bromic acid, hyperbromic acid, metaperiodic acid, metaphosphoric acid, permanganic acid, hydrogen borate, the acid of hydrogen astatine, hydrogen telluric acid, the folded acid iodide of hydrogen, silicofluoric acid, chlorine plumbic acid, osmic acid, selenic acid, ferric acid, fluosulfonic acid, cyanic acid, thiocyanic acid, phosphoric acid, sodium pyrosulfate, sulfurous acid or nitrous acid etc.Organic acid is optional from TNP, Jiao's property TNP, trifluoroacetic acid, trichoroacetic acid(TCA), acetate, formic acid, methylsulfonic acid, Phenylsulfonic acid, KMD acid, 2-chloroethene mercaptan, oxalic acid, propanedioic acid, Succinic Acid, lactic acid, pyruvic acid, tartrate, oxysuccinic acid, citric acid, phenylformic acid, Whitfield's ointment or coffic acid etc.Common strong acid weak base salt is generally the strong acid salt of transition metal or the strong acid salt of amine substance, like aluminum chloride, iron(ic)chloride, Tai-Ace S 150, ferric sulfate, cupric nitrate, ammonium chloride etc.The precursor of acidic substance is meant the material that in solution, can be converted into acidic substance, like the chloride derivative of acid, like succinyl dichloride.
The B unit can be selected from one or more of double salt, chlorite or available chlorine precursor substance of liquid chlorine, hypochlorite, hypochlorite.Hypochlorite can be selected from one or more of Youxiaolin, Losantin, chlorinated lime, bleaching powder extract, magnesium hypochlorite.The double salt of hypochlorite can be selected from Efficacious Disinfeitant (Na 3PO 41/4NaOCl12H 2O).Chlorite can be selected from Textone, calcium chlorite.The available chlorine precursor substance is meant the chlorine-bearing compound that can generate activated state available chlorine with acid-respons; And its stability in the B unit is higher than in A, the unitary mixed solution of B, and the available chlorine precursor substance can be selected from one or more of dioxide peroxide, Surchlor GR 60, DICHLOROISOCYANURIC ACID, trichloroisocyanuric acid, chloramine-T.
The unitary pH of B is neutral or alkalescence, wherein is preferably pH and is not less than 8, is preferably pH again and is not less than 9, also is preferably pH and is not less than 10, and more preferably pH is not less than 11, most preferably is pH and is not less than 12.The content of available chlorine should guarantee that the available chlorine content in A, B, the C unit mixed solution is 30-3000mg/L in the B unit; Wherein the available chlorine content in the mixed solution is preferably 30-1000mg/L; Also be preferably 30-500mg/L; Be preferably 30-200mg/L again, more preferably 30-150mg/L most preferably is 30-100mg/L.
In the present invention, the C unit is pH regulator agent or thinner.When the C unit is neutral, be appreciated that to be pure thinner.When the C unit is quantitative alkaline matter, be appreciated that to be the pH regulator agent.Its alkaline matter can be highly basic, middle highly basic, weak base, quantitatively hydrogen consuming ion.Its alkaline matter also can be a weak acid strong alkali salt; Making the free hydrogen ion Quantitative yield in (A+B) mixed solution is weak acid; Because the weak acid ionization fully that produces has effectively reduced the hydrogen ion that acidic substance ionization goes out, perhaps Quantitative yield is the buffer system of weak acid and weak acid strong alkali salt thereof.When the C unit is quantitative basic soln, both diluting effect can be played, the free hydrogen ion in the mixed solution can be quantitatively consumed again.
Relation between the volume is formed unit volume, volume ratio C: (A+B) be preferably less than 105, be preferably less than 104 again, also be preferably less than 1000, be preferably again less than 100, most preferably be 9-99 with A unit and B unit.
A, B, C be unitary to be mixed with some kinds of modes, sees in proper order from interpolation, can be A, the B unit mixes with the C unit after mixing again; A, C unit mix with the B unit after mixing again; B, C unit mix with the A unit after mixing again, and A, B, C unit directly mix, and A, B unit add C unit etc. respectively.
Below illustrate.
Example 1, A, B unit mix with the C unit after mixing again
After A, B unit mix, form the acid oxidation potential solution E of peracidity, E by the dilution of the C unit of designated volume, generates specific acid oxidation potential solution D again.Wherein, be directed or non-directional regardless of A, the unitary hybrid mode of B, integral body all is by peracidity balance to specific tart acid oxidation potential solution, forms multiple available chlorine form.
Example 2, A, C unit mix with the B unit after mixing again
After A, C unit mix, form acid diluent F, F mixes with alkaline B unit again, generates specific acid oxidation potential solution D.Wherein, may command A unit volume is acid to reduce the A unit, thereby effectively reduces the generation of chlorine.
Example 3, B, C unit mix with the A unit after mixing again
After B, C unit mix, form alkaline diluent G, G mixes with acid A unit again, generates specific acid oxidation potential solution D.Wherein, no matter the AG hybrid mode is directed or non-directional, integral body all is by peracidity balance to specific tart acid oxidation potential solution, forms multiple available chlorine form.
Core of the present invention is to make A, B, C unit have the metering property of controlled easy row, and should metering property should promptly control A, B, the unitary accurate measurement of C away from the error of measurement instrument itself.As long as A, B, the C unit of starting stage have significant metering difference, no matter order by merging how, its final acid is constant, because this is determined by amount of substance.
Of the present invention can be meticulous the acid oxidation potential sterilization water of adjusting pH value, comprise A unit, B unit and the C unit of independent packing before the use, the A unit is an acid reagent; The B unit is the reagent that contains available chlorine; The C unit is pH regulator agent or thinner.
The unitary pH of acid reagent A＜7 are preferably pH=0-6, are preferably pH0-5 again, also are preferably pH=0-4, and more preferably pH=0-3 most preferably is pH=2-3.
The A unit can be selected from the precursor of mineral acid or organic acid or strong acid weak base salt or acidic substance.Mineral acid can be selected from hydrochloric acid, Hydrogen bromide, hydroiodic acid HI, sulfuric acid, nitric acid, chloric acid, perchloric acid, bromic acid, hyperbromic acid, metaperiodic acid, metaphosphoric acid, permanganic acid, hydrogen borate, the acid of hydrogen astatine, hydrogen telluric acid, the folded acid iodide of hydrogen, silicofluoric acid, chlorine plumbic acid, osmic acid, selenic acid, ferric acid, fluosulfonic acid, cyanic acid, thiocyanic acid, phosphoric acid, sodium pyrosulfate, sulfurous acid or nitrous acid etc.Organic acid is optional from TNP, Jiao's property TNP, trifluoroacetic acid, trichoroacetic acid(TCA), acetate, formic acid, methylsulfonic acid, Phenylsulfonic acid, KMD acid, 2-chloroethene mercaptan, oxalic acid, propanedioic acid, Succinic Acid, lactic acid, pyruvic acid, tartrate, oxysuccinic acid, citric acid, phenylformic acid, Whitfield's ointment or coffic acid etc.Common strong acid weak base salt is generally the strong acid salt of transition metal or the strong acid salt of amine substance, like aluminum chloride, iron(ic)chloride, Tai-Ace S 150, ferric sulfate, cupric nitrate, ammonium chloride etc.The precursor of acidic substance is meant the material that in solution, can be converted into acidic substance, like the chloride derivative of acid, like succinyl dichloride.
The B unit can be selected from one or more of double salt, chlorite or available chlorine precursor substance of liquid chlorine, hypochlorite, hypochlorite.Hypochlorite can be selected from one or more of Youxiaolin, Losantin, chlorinated lime, bleaching powder extract, magnesium hypochlorite.The double salt of hypochlorite can be selected from Efficacious Disinfeitant (Na 3PO 41/4NaOCl12H 2O).Chlorite can be selected from Textone, calcium chlorite.The available chlorine precursor substance is meant the chlorine-bearing compound that can generate activated state available chlorine with acid-respons; And its stability in the B unit is higher than in A, the unitary mixed solution of B, and the available chlorine precursor substance can be selected from one or more of dioxide peroxide, Surchlor GR 60, DICHLOROISOCYANURIC ACID, trichloroisocyanuric acid, chloramine-T.
The unitary pH of B is neutral or alkalescence, wherein is preferably pH and is not less than 8, is preferably pH again and is not less than 9, also is preferably pH and is not less than 10, and more preferably pH is not less than 11, most preferably is pH and is not less than 12.The content of available chlorine should guarantee that the available chlorine content in A, B, the C unit mixed solution is 30-3000mg/L in the B unit; Wherein the available chlorine content in the mixed solution is preferably 30-1000mg/L; Also be preferably 30-500mg/L; Be preferably 30-200mg/L again, more preferably 30-150mg/L most preferably is 30-100mg/L.
A unit, B unit and C unit can mix and obtain acid strong oxidizing property solution, and the pH value of acid strong oxidizing property solution is between 2-7, and its redox potential is 800-1300mV, and its available chlorine content is 30-3000mg/L.
Of the present invention can be meticulous the preparation method of acidic oxidation sterilization water of adjusting pH value when assurance sterilization glassware for drinking water has the acidic oxidized electric potential water characteristic; Can accurately control the pH value of sterilization water through adjusted volume, particularly accurately control in the subacidity scope of pH value between 5-7 of sterilization water.In addition, of the present invention can be meticulous the preparation method of acidic oxidation sterilization water of adjusting pH value have the characteristic of universal method, can prepare all kinds of acid oxidation potential sterilization water, and the special available chlorine preparation that is applicable to alkaline state.
Specify the present invention below in conjunction with embodiment.
Embodiment 1
A unit 90ml, hydrochloric acid soln 0.326M; B unit 10ml chlorine bleach liquor, ACC=1500mg, sodium hydroxide transfers to pH=12; A, B unit mix, and make the pH=2.1/ACC=15000mg/L strongly-acid oxidizing potential sterilization water D of 100ml.
C unit=0.4L neutral water, C, D solution mix, and make the acid oxidation potential sterilization water of the pH=2.8/ACC=3000mg/L/ORP=1180-1300mV of 0.5L.
In the present embodiment, change cl ions and sodium ion into after the acid oxidation potential sterilization water degraded that makes, the residuals of the acidic oxidized electric potential water that more approximate machine electrolysis produces.
C unit=0.9L neutral water, C, D solution mix, and make the acid oxidation potential sterilization water of the pH=3.1/ACC=1500mg/L/ORP=1080-1150mV of 1L.
In the present embodiment, change cl ions and sodium ion into after the acid oxidation potential sterilization water degraded that makes, the residuals of the acidic oxidized electric potential water that more approximate machine electrolysis produces.
C unit=0.9L sodium hydroxide solution, pH=10.90, C, D solution mix, and make the acid oxidation potential sterilization water of the pH=4.07/ACC=1500mg/L/ORP=1050-1100mV of 1L.
In the present embodiment, change cl ions and sodium ion into after the acid oxidation potential sterilization water degraded that makes, the residuals of the acidic oxidized electric potential water that more approximate machine electrolysis produces.
C unit=0.9L sodium acetate solution (0.0015M), C, D solution mix, and make the acid oxidation potential sterilization water of the pH=4.76/ACC=1500mg/L/ORP=1050-1100mV of 1L.
C unit=0.9L sodium citrate soln (0.013M), C, D solution mix, and make the acid oxidation potential sterilization water of the pH=5-6.8/ACC=1500mg/L/ORP=900-1050mV of 1L.
C unit=9.9L neutral water, C, D solution mix, and make the acid oxidation potential sterilization water of the pH=4.1/ACC=150mg/L/ORP=1000-1050mV of 10L.
In the present embodiment, change cl ions and sodium ion into after the acid oxidation potential sterilization water degraded that makes, the residuals of the acidic oxidized electric potential water that more approximate machine electrolysis produces.
C unit=9.9L sodium hydroxide solution, pH=9.88, C, D solution mix, and make the acid oxidation potential sterilization water of the pH=5.31/ACC=150mg/L/ORP=900-1050mV of 10L.
In the present embodiment, change cl ions and sodium ion into after the acid oxidation potential sterilization water degraded that makes, the residuals of the acidic oxidized electric potential water that more approximate machine electrolysis produces.
C unit=9.9L sodium acetate solution (0.00045M), C, D solution mix, and make the acid oxidation potential sterilization water of the pH=5-6.8/ACC=150mg/L/ORP=900-1050mV of 10L.
C unit=49.9L neutral water, C, D solution mix, and make the acid oxidation potential sterilization water of the pH=4.8/ACC=30mg/L/ORP=1000-1050mV of 50L.
In the present embodiment, change cl ions and sodium ion into after the acid oxidation potential sterilization water degraded that makes, the residuals of the acidic oxidized electric potential water that more approximate machine electrolysis produces.
C unit=49.9L sodium hydroxide solution, pH=9.18, C, D solution mix, and make the acid oxidation potential sterilization water of the pH=6.05/ACC=30mg/L/ORP=900-1050mV of 50L.
In the present embodiment, change cl ions and sodium ion into after the acid oxidation potential sterilization water degraded that makes, the residuals of the acidic oxidized electric potential water that more approximate machine electrolysis produces.
Embodiment 2
A unit 50ml, acetic acid soln (2M); B unit 50ml, calcium hypochlorite solution, calcium hydroxide transfers to pH=11.4, ACC=3000mg; A, B unit mix, and make the pH=4.5-5/ACC=30000mg/L strongly-acid oxidizing potential sterilization water D of 100ml.
C unit=0.9L neutral water, C, D solution mix, and make the acid oxidation potential sterilization water of the pH=5.5-6.5/ACC=3000mg/L/ORP=800-1050mV of 1L.
C unit=9.9L neutral water, C, D solution mix, and make the acid oxidation potential sterilization water of the pH=6.5-7/ACC=300mg/L/ORP=800-1050mV of 10L.
Embodiment 3
A unit 990ml, pH=1.24, hydrochloric acid soln; B unit 10ml, pH=12, ACC=3000mg, calcium hypochlorite solution; A, B unit mix, and make the pH=4.11/ACC=3000mg/L strongly-acid oxidizing potential sterilization water D of 1L.
C unit=9L neutral water, C, D solution mix, and make the acid oxidation potential sterilization water of the pH=5.11/ACC=300mg/L/ORP=800-1050mV of 10L.
C unit=99L neutral water, C, D solution mix, and make the acid oxidation potential sterilization water of the pH=6.11/ACC=30mg/L/ORP=800-1050mV of 100L.
Embodiment 4
A unit 50ml, pH=0.41, hydrochloric acid soln; B unit 50ml, pH=12, ACC=1000mg, calcium hypochlorite solution; C unit=9.9L neutral water;
After A, B unit mix, make the pH=3.49/ACC=10000mg/L acid oxidation potential sterilization water D of 100ml, C, D solution mix, and make the acid oxidation potential sterilization water of the pH=5.49/ACC=100mg/L/ORP=800-1050mV of 10L.
After A, C mix, make acid diluting soln, mix with B again, make the acid oxidation potential sterilization water of the pH=5.49/ACC=100mg/L/ORP=800-1050mV of 10L.
After B, C mix, make diluted alkaline property solution, mix with A again, make the acid oxidation potential sterilization water of the pH=5.49/ACC=300mg/L/ORP=900-1050mV of 10L.
After A, B unit add the C unit, make the acid oxidation potential sterilization water of the pH=5.49/ACC=300mg/L/ORP=800-1050mV of 10L.
After A, B, C directly mix, make the acid oxidation potential sterilization water of the pH=5.49/ACC=300mg/L/ORP=800-1050mV of 10L.
Embodiment 5:
The A unit: the iron(ic)chloride solid, take by weighing 1mol, packing is sealed.
The B unit: chlorine bleach liquor (pH=10), measure 100ml (available chlorine 3000mg), can is sealed.
The C unit: the 9.9L neutral water, can is sealed.
During use, A unit, B unit mix with the C unit, make 10L acid oxidation potential sterilization water (pH2-7, ORP800-1200mV, available chlorine content are 30mg/L).
Embodiment 6:
The A unit: succinyl dichloride, take by weighing 0.1mol, packing is sealed.
The B unit: chlorine bleach liquor (pH=11), measure 100ml (available chlorine 500mg), can is sealed.
The C unit: the 0.9L neutral water, can is sealed.
During use, A unit, B unit mix with the C unit, make 1 liter of acid oxidation potential sterilization water (pH2-7, ORP800-1200mV, available chlorine content are 50mg/L).
More than the disclosed several specific embodiments that are merely the application, but the application is not limited thereto, any those skilled in the art can think variation, all should drop in the application's the protection domain.

Claims (10)

  1. One kind can be meticulous the preparation method of acid oxidation potential sterilization water of adjusting pH value, it is characterized in that, may further comprise the steps:
    (1) provides and to produce hydrionic A unit;
    (2) the B unit that contains available chlorine is provided;
    (3) the C unit with pH value regulating effect is provided;
    When (4) using, A unit, B unit and C unit are mixed, obtain acid strong oxidizing property solution, the pH value of said acid strong oxidizing property solution is between 2-7, and its redox potential is 800-1300mV, and its available chlorine content is 30-3000mg/L.
  2. 2. as claimed in claim 1 can be meticulous the preparation method of acid oxidation potential sterilization water of adjusting pH value, it is characterized in that said A unit is an acid reagent.
  3. 3. as claimed in claim 1 can be meticulous the preparation method of acid oxidation potential sterilization water of adjusting pH value; It is characterized in that; Said B unit is selected from one or more of double salt, chlorite or available chlorine precursor substance of liquid chlorine, hypochlorite, hypochlorite, and said available chlorine precursor substance is meant the chlorine-bearing compound that can generate available chlorine with acid-respons.
  4. 4. as claimed in claim 1 can be meticulous the preparation method of acid oxidation potential sterilization water of adjusting pH value, it is characterized in that said B unit be neutral perhaps alkaline.
  5. 5. as claimed in claim 1 can be meticulous the preparation method of acid oxidation potential sterilization water of adjusting pH value, it is characterized in that said C unit is the pH regulator agent.
  6. 6. as claimed in claim 1 can be meticulous the preparation method of acid oxidation potential sterilization water of adjusting pH value, it is characterized in that said C unit is a thinner.
  7. One kind can be meticulous the acid oxidation potential sterilization water of adjusting pH value, it is characterized in that comprise A unit, B unit and the C unit of independent packing before the use, said A unit is an acid reagent; Said B unit is the reagent that contains available chlorine; Said C unit is pH regulator agent or thinner.
  8. 8. as claimed in claim 7 can be meticulous the acid oxidation potential sterilization water of adjusting pH value; It is characterized in that; Said B unit is selected from one or more of double salt, chlorite or available chlorine precursor substance of liquid chlorine, hypochlorite, hypochlorite, and said available chlorine precursor substance is meant the chlorine-bearing compound that can generate available chlorine with acid-respons.
  9. 9. as claimed in claim 7 can be meticulous the acid oxidation potential sterilization water of adjusting pH value, it is characterized in that said B unit be neutral perhaps alkaline.
  10. As among the claim 7-9 any one described can be meticulous the acid oxidation potential sterilization water of adjusting pH value; It is characterized in that; Said A unit, said B unit and said C unit can mix and obtain acid strong oxidizing property solution; The pH value of said acid strong oxidizing property solution is between 2-7, and its redox potential is 800-1300mV, and its available chlorine content is 30-3000mg/L.
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CN201210129380XA Pending CN102616895A (en) 2011-12-31 2012-04-28 Electrolyzed oxidizing water and preparation method thereof
CN2012101341235A Pending CN102633328A (en) 2011-12-31 2012-04-28 Acid oxidation potential sterilization water with fine control on pH value and preparation method of acid oxidation potential sterilization water
CN2012101341269A Pending CN102659216A (en) 2011-12-31 2012-04-28 Acidic oxidation potential sterilized water and preparation method thereof
CN2012103089198A Pending CN102986726A (en) 2011-12-31 2012-08-27 Acidic oxidation potential sterilizing preparation with certain viscosity and preparation method thereof
CN2012103620026A Pending CN102963962A (en) 2011-12-31 2012-09-21 Electrolyzed oxidizing sterilizing water with low corrosiveness and preparation method thereof
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CN2012103570351A Pending CN102960365A (en) 2011-12-31 2012-09-21 Electrolyzed oxidizing sterilizing water with low corrosiveness and preparation method thereof
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Families Citing this family (49)

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Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101124169A (en) * 2005-02-23 2008-02-13 威踏株式会社 Process for producing sterile water containing hypochlorous acid or chlorous acid as its main component and apparatus therefor

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1264539A (en) * 1999-02-26 2000-08-30 崔永成 Weakly acidic disinfectant
JP2001300547A (en) * 2000-04-28 2001-10-30 Kao Corp Production method of sterilized water
JP4025903B2 (en) * 2000-09-21 2007-12-26 高橋金属株式会社 Washing water production method and washing water
CN1322858A (en) * 2001-03-07 2001-11-21 刘晓源 Electrolysis process of preparing acid oxidation potential water
CN1557993A (en) * 2004-01-13 2004-12-29 耿庆仁 Technology for preparing acidic oxidation potential water using ion-free diaphragm electrolysis technique
CN1559222A (en) * 2004-03-01 2005-01-05 肖贤明 Method for preparing high potential disinfectant, and its application
CN101006782A (en) * 2006-01-25 2007-08-01 肖贤明 Preparation method of a stable high potential chlorine-containing disinfection liquid
US20070172412A1 (en) * 2006-01-26 2007-07-26 Linda Hratko Thickened fluid composition comprising chlorine dioxide
US8673297B2 (en) * 2006-02-28 2014-03-18 Basf Corporation Chlorine dioxide based cleaner/sanitizer
DE102007022994A1 (en) * 2007-05-15 2008-11-20 Actides Gmbh Disinfectants based on electrochemically activated water / electrolyte solutions, process for their preparation and use thereof
CN101233851B (en) * 2008-02-22 2010-06-09 中国检验检疫科学研究院 Disinfection effervescence tablet capable of continuously generating high oxidation-reduction potential
CN101356925A (en) * 2008-08-28 2009-02-04 中国检验检疫科学研究院 Chlorine dioxide disinfection tablet capable of continuously generating high oxidation reduction potential
CN101946798A (en) * 2010-10-11 2011-01-19 河北科技大学 Binary natural chlorine dioxide disinfectant and preparation method thereof
CN102010035B (en) * 2010-11-12 2012-07-04 山东农业大学 Immersed electrolysis mixing device

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101124169A (en) * 2005-02-23 2008-02-13 威踏株式会社 Process for producing sterile water containing hypochlorous acid or chlorous acid as its main component and apparatus therefor

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
陈为民等: "化学合成酸性电位水的消毒效果及其毒性试验", 《解放军预防医学杂志》 *

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