CN106525828A - Lead ion detection test paper and production method thereof - Google Patents
Lead ion detection test paper and production method thereof Download PDFInfo
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- CN106525828A CN106525828A CN201610926892.7A CN201610926892A CN106525828A CN 106525828 A CN106525828 A CN 106525828A CN 201610926892 A CN201610926892 A CN 201610926892A CN 106525828 A CN106525828 A CN 106525828A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/75—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated
- G01N21/77—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator
- G01N21/78—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator producing a change of colour
Abstract
The invention discloses a lead ion detection test paper and a production method thereof. The test paper comprises a substrate and a coloring paper fixed on the substrate, and the coloring paper obtained through immersion of filter paper in a detection agent and drying; and the detection agent comprises, by weight, 0.05-1 part of sodium rhodizmate, 0.05-2 parts of tea polyphenol, 1-10 parts of 1,10-phenanthroline, 60-150 parts of trichloromethane, 0.01-5 parts of xylenol orange, 0.2-8 parts of an LOP-emulsifier and 120-350 parts of deionized water. A preparation method of the detection agent comprises the following steps: dissolving 1,10-phenanthroline in half of distilled water, and uniformly mixing 1,10-phenanthroline with the distilled water to prepare a solution A; dissolving the sodium rhodizmate and the tea polyphenol in the remaining distilled water, and uniformly mixing the sodium rhodizmate, the tea polyphenol and the remaining distilled water to prepare a solution B; and mixing the solution A with the solution B, adding trichloromethane, xylenol orange and the LOP-emulsifier, and fully and uniformly stirring all above substances to obtain the detection agent. The test paper has the advantages of simplicity in operation, high accuracy, low price, rapidity in result obtaining, and convenience for household self-test, is suitable for large-scale spot check of enterprises and government departments, and is especially for onsite detection.
Description
Technical field
The present invention relates to heavy metal ion rapid detection technical field, specifically a kind of lead ion Test paper and its preparation
Method.
Background technology
Lead contamination is one of five big heavy metal pollutions.In recent years, China's industry and communications fast development, lead contamination is increasingly
Seriously, it has also become affect big public hazards of health of people.The main cause for causing chronic lead poisoning is environmental pollution, and lead ore is opened
Adopt, lead smelting, foundry goods, pour plate, welding, spraying, the lead fume of the technique such as battery manufacture, greasepaint, lead dust, take it is leaded in
Medicine, such as Heixi Dan, minium, red lead and the wine in leaded tinpot is drunk for a long time, can cause lead poisoning.It is leaded waste gas, waste water, useless
The atmosphere pollutions such as slag, water source and crops, can finally jeopardize the mankind.With inorganic lead poisoning as common, major determinant is refreshing for lead poisoning
Jing systems, digestive system, hemopoietic system and kidney.In recent years, Effects of Lead Exposure Endocrine, reproductive system, fertility impact also
Draw attention.In order to protect, people's is healthy, and various food, water source and the daily necessities to contacting in life enter quadrat
Detection is particularly important.Determine lead content to be detected by methods such as atomic fluorescence method, AASs, but be both needed to
The cooperation of large-scale instrument is wanted just to carry out, it is long due to detecting complex operation, costly, cycle, it is impossible to meet field quick detection
Requirement.
The content of the invention
It is an object of the invention to provide a kind of simple to operate, degree of accuracy is high, low price, the rapid lead ion inspection of result
Test paper and preparation method thereof, to solve the problems, such as to propose in above-mentioned background technology.
For achieving the above object, the present invention provides following technical scheme：
A kind of lead ion Test paper, including base material and the display paper being fixed on base material, developing paper are that filter paper is soaked in detection
It is dried after agent and is obtained；Detection agent includes according to the raw material of weight portion：Rhodizonic acid 0.05-1 parts, Tea Polyphenols 0.05-2 parts, neighbour
Ferrosin 1-10 parts, chloroform 60-150 parts, xylenol orange 0.01-5 parts, LOP- emulsifying agent 0.2-8 parts, deionized water 120-
350 parts.
As further scheme of the invention：The detection agent includes according to the raw material of weight portion：Rhodizonic acid 0.08-
0.8 part, Tea Polyphenols 0.08-1.5 parts, Phen 1-8 parts, chloroform 65-140 parts, xylenol orange 0.02-4 parts, LOP- it is newborn
Agent 0.4-6 part, deionized water 140-320 part.
As further scheme of the invention：The detection agent includes according to the raw material of weight portion：Rhodizonic acid 0.1-
0.5 part, Tea Polyphenols 0.1-1.2 parts, Phen 2-6 parts, chloroform 70-130 parts, xylenol orange 0.05-3 parts, LOP- it is newborn
Agent 0.6-4 part, deionized water 150-300 part.
A kind of preparation method of lead ion Test paper, comprises the following steps：
1）Phen is dissolved in 1/2nd distilled water, uniform mixed preparing solution A；
2）Rhodizonic acid, Tea Polyphenols are dissolved in 1/2nd distilled water, uniform mixed preparing solution B；
3）After solution A is mixed with solution B, addition chloroform, xylenol orange, LOP- emulsifying agents are stirred, are obtained final product
Detection agent；
4）The filter paper for cutting out slowly is immersed in detection agent, filter paper is taken out after soaking in detection agent, drying display paper；
5）Display paper is pasted on base material and obtains final product lead ion Test paper.
Compared with prior art, the invention has the beneficial effects as follows：
The filter paper and base material that the present invention is adopted is conventional material, and with low cost, the detection agent wellability of employing is good, obtained lead
Ion detection test paper show uniformity is good, improves accuracy in detection.The present invention is simple to operate, and the degree of accuracy is high, low price, as a result
Rapidly, family's self-inspection had both been facilitated, and had been adapted to enterprise, government department's high-volume again and inspects by random samples, be particularly suited for Site Detection.
Specific embodiment
Below in conjunction with the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described,
Obviously, described embodiment is only a part of embodiment of the invention, rather than the embodiment of whole.Based in the present invention
Embodiment, the every other embodiment obtained under the premise of creative work is not made by those of ordinary skill in the art, all
Belong to the scope of protection of the invention.
Embodiment 1
In the embodiment of the present invention, a kind of lead ion Test paper, including base material and the display paper being fixed on base material, developing paper is
Filter paper is dried after being soaked in detection agent and is obtained；Detection agent includes according to the raw material of weight portion：0.05 part of rhodizonic acid, Tea Polyphenols
0.05 part, 1 part of Phen, 60 parts of chloroform, 0.01 part of xylenol orange, 0.2 part of LOP- emulsifying agents, 120 parts of deionized water.
A kind of preparation method of lead ion Test paper, comprises the following steps：
1）Phen is dissolved in 1/2nd distilled water, uniform mixed preparing solution A.
2）Rhodizonic acid, Tea Polyphenols are dissolved in 1/2nd distilled water, uniform mixed preparing solution B.
3）After solution A is mixed with solution B, addition chloroform, xylenol orange, LOP- emulsifying agents are stirred,
Obtain final product detection agent.
4）The filter paper for cutting out slowly is immersed in detection agent, filter paper is taken out after soaking in detection agent, and drying shows
Paper.
5）Display paper is pasted on base material and obtains final product lead ion Test paper.
Embodiment 2
In the embodiment of the present invention, a kind of lead ion Test paper, including base material and the display paper being fixed on base material, developing paper is
Filter paper is dried after being soaked in detection agent and is obtained；Detection agent includes according to the raw material of weight portion：1 part of rhodizonic acid, Tea Polyphenols 2
Part, 10 parts of Phen, 150 parts of chloroform, 5 parts of xylenol orange, 8 parts of LOP- emulsifying agents, 350 parts of deionized water.
A kind of preparation method of lead ion Test paper, comprises the following steps：
1）Phen is dissolved in 1/2nd distilled water, uniform mixed preparing solution A.
2）Rhodizonic acid, Tea Polyphenols are dissolved in 1/2nd distilled water, uniform mixed preparing solution B.
3）After solution A is mixed with solution B, addition chloroform, xylenol orange, LOP- emulsifying agents are stirred,
Obtain final product detection agent.
4）The filter paper for cutting out slowly is immersed in detection agent, filter paper is taken out after soaking in detection agent, and drying shows
Paper.
5）Display paper is pasted on base material and obtains final product lead ion Test paper.
Embodiment 3
In the embodiment of the present invention, a kind of lead ion Test paper, including base material and the display paper being fixed on base material, developing paper is
Filter paper is dried after being soaked in detection agent and is obtained；Detection agent includes according to the raw material of weight portion：0.08 part of rhodizonic acid, Tea Polyphenols
0.08 part, 1 part of Phen, 65 parts of chloroform, 0.02 part of xylenol orange, 0.4 part of LOP- emulsifying agents, 140 parts of deionized water.
A kind of preparation method of lead ion Test paper, comprises the following steps：
1）Phen is dissolved in 1/2nd distilled water, uniform mixed preparing solution A.
2）Rhodizonic acid, Tea Polyphenols are dissolved in 1/2nd distilled water, uniform mixed preparing solution B.
3）After solution A is mixed with solution B, addition chloroform, xylenol orange, LOP- emulsifying agents are stirred,
Obtain final product detection agent.
4）The filter paper for cutting out slowly is immersed in detection agent, filter paper is taken out after soaking in detection agent, and drying shows
Paper.
5）Display paper is pasted on base material and obtains final product lead ion Test paper.
Embodiment 4
In the embodiment of the present invention, a kind of lead ion Test paper, including base material and the display paper being fixed on base material, developing paper is
Filter paper is dried after being soaked in detection agent and is obtained；Detection agent includes according to the raw material of weight portion：0.8 part of rhodizonic acid, Tea Polyphenols
1.5 parts, 8 parts of Phen, 140 parts of chloroform, 4 parts of xylenol orange, 6 parts of LOP- emulsifying agents, 320 parts of deionized water.
A kind of preparation method of lead ion Test paper, comprises the following steps：
1）Phen is dissolved in 1/2nd distilled water, uniform mixed preparing solution A.
2）Rhodizonic acid, Tea Polyphenols are dissolved in 1/2nd distilled water, uniform mixed preparing solution B.
3）After solution A is mixed with solution B, addition chloroform, xylenol orange, LOP- emulsifying agents are stirred,
Obtain final product detection agent.
4）The filter paper for cutting out slowly is immersed in detection agent, filter paper is taken out after soaking in detection agent, and drying shows
Paper.
5）Display paper is pasted on base material and obtains final product lead ion Test paper.
Embodiment 5
In the embodiment of the present invention, a kind of lead ion Test paper, including base material and the display paper being fixed on base material, developing paper is
Filter paper is dried after being soaked in detection agent and is obtained；Detection agent includes according to the raw material of weight portion：0.1 part of rhodizonic acid, Tea Polyphenols
0.1 part, 2 parts of Phen, 70 parts of chloroform, 0.05 part of xylenol orange, 0.6 part of LOP- emulsifying agents, 150 parts of deionized water.
A kind of preparation method of lead ion Test paper, comprises the following steps：
1）Phen is dissolved in 1/2nd distilled water, uniform mixed preparing solution A.
2）Rhodizonic acid, Tea Polyphenols are dissolved in 1/2nd distilled water, uniform mixed preparing solution B.
3）After solution A is mixed with solution B, addition chloroform, xylenol orange, LOP- emulsifying agents are stirred,
Obtain final product detection agent.
4）The filter paper for cutting out slowly is immersed in detection agent, filter paper is taken out after soaking in detection agent, and drying shows
Paper.
5）Display paper is pasted on base material and obtains final product lead ion Test paper.
Embodiment 6
In the embodiment of the present invention, a kind of lead ion Test paper, including base material and the display paper being fixed on base material, developing paper is
Filter paper is dried after being soaked in detection agent and is obtained；Detection agent includes according to the raw material of weight portion：0.5 part of rhodizonic acid, Tea Polyphenols
1.2 parts, 6 parts of Phen, 130 parts of chloroform, 3 parts of xylenol orange, 4 parts of LOP- emulsifying agents, 300 parts of deionized water.
A kind of preparation method of lead ion Test paper, comprises the following steps：
1）Phen is dissolved in 1/2nd distilled water, uniform mixed preparing solution A.
2）Rhodizonic acid, Tea Polyphenols are dissolved in 1/2nd distilled water, uniform mixed preparing solution B.
3）After solution A is mixed with solution B, addition chloroform, xylenol orange, LOP- emulsifying agents are stirred,
Obtain final product detection agent.
4）The filter paper for cutting out slowly is immersed in detection agent, filter paper is taken out after soaking in detection agent, and drying shows
Paper.
5）Display paper is pasted on base material and obtains final product lead ion Test paper.
The making of colorimetric card is:Preparation 40mg/L, the lead standard liquid of 60mg/L, l00mg/L, 200mg/L, 500mg/L,
Obtained lead Test paper is inserted in the standard liquid for preparing respectively, is taken out after 2 seconds, by test paper color contrast standard colour chart
Card reads the CMYK values of test paper color, produces 40mg/L, 60mg/L, l00mg/L with I llustrator of software Abode,
The corresponding test paper color development color color lump of plumbum ion concentration of 200mg/L, 500mg/L.
The using method of lead content Test paper:Lead content Test paper is inserted in sample, is taken out after 2 seconds, with making
Good colorimetric card is contrasted, and sxemiquantitative reads the content of lead ion.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, Er Qie
In the case of spirit or essential attributes without departing substantially from the present invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the present invention is by appended power
Profit is required rather than described above is limited, it is intended that all in the implication and scope of the equivalency of claim by falling
Change is included in the present invention.
Moreover, it will be appreciated that although this specification is been described by according to embodiment, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that those skilled in the art should for clarity
Using specification as an entirety, the technical scheme in each embodiment can also Jing it is appropriately combined, form those skilled in the art
Understandable other embodiment.
Claims (4)
1. a kind of lead ion Test paper, including base material and the display paper being fixed on base material, developing paper are that filter paper is soaked in inspection
It is dried after surveying agent and is obtained；Characterized in that, detection agent includes according to the raw material of weight portion：Rhodizonic acid 0.05-1 parts, tea are more
Phenol 0.05-2 parts, Phen 1-10 parts, chloroform 60-150 parts, xylenol orange 0.01-5 parts, LOP- emulsifying agent 0.2-8
Part, deionized water 120-350 part.
2. lead ion Test paper according to claim 1, it is characterised in that raw material of the detection agent according to weight portion
Including：Rhodizonic acid 0.08-0.8 parts, Tea Polyphenols 0.08-1.5 parts, Phen 1-8 parts, chloroform 65-140 parts, two
Cresols orange 0.02-4 parts, LOP- emulsifying agent 0.4-6 parts, deionized water 140-320 part.
3. lead ion Test paper according to claim 2, it is characterised in that raw material of the detection agent according to weight portion
Including：Rhodizonic acid 0.1-0.5 parts, Tea Polyphenols 0.1-1.2 parts, Phen 2-6 parts, chloroform 70-130 parts, diformazan
Phenol orange 0.05-3 parts, LOP- emulsifying agent 0.6-4 parts, deionized water 150-300 part.
4. a kind of preparation method of the lead ion Test paper as described in claim 1-3 is arbitrary, it is characterised in that including following
Step：
1）Phen is dissolved in 1/2nd distilled water, uniform mixed preparing solution A；
2）Rhodizonic acid, Tea Polyphenols are dissolved in 1/2nd distilled water, uniform mixed preparing solution B；
3）After solution A is mixed with solution B, addition chloroform, xylenol orange, LOP- emulsifying agents are stirred, are obtained final product
Detection agent；
4）The filter paper for cutting out slowly is immersed in detection agent, filter paper is taken out after soaking in detection agent, drying display paper；
5）Display paper is pasted on base material and obtains final product lead ion Test paper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610926892.7A CN106525828A (en) | 2016-10-31 | 2016-10-31 | Lead ion detection test paper and production method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610926892.7A CN106525828A (en) | 2016-10-31 | 2016-10-31 | Lead ion detection test paper and production method thereof |
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| CN106525828A true CN106525828A (en) | 2017-03-22 |
Family
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| CN201610926892.7A Pending CN106525828A (en) | 2016-10-31 | 2016-10-31 | Lead ion detection test paper and production method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110243814A (en) * | 2019-07-01 | 2019-09-17 | 苏州大学 | Lead ion detects indicator and its application |
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| CN103487432A (en) * | 2013-09-25 | 2014-01-01 | 昆明泊银科技有限公司 | Lead ion detection test paper, and preparation method and use method thereof |
| CN104569291A (en) * | 2015-01-23 | 2015-04-29 | 昆明泊银科技有限公司 | Rapid lead content test paper for prolonging validity period and preparation method of test paper |
| CN105548170A (en) * | 2016-01-08 | 2016-05-04 | 昆明泊银科技有限公司 | Lead ion detection test paper and preparing method and using method thereof |
-
2016
- 2016-10-31 CN CN201610926892.7A patent/CN106525828A/en active Pending
Patent Citations (3)
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|---|---|---|---|---|
| CN103487432A (en) * | 2013-09-25 | 2014-01-01 | 昆明泊银科技有限公司 | Lead ion detection test paper, and preparation method and use method thereof |
| CN104569291A (en) * | 2015-01-23 | 2015-04-29 | 昆明泊银科技有限公司 | Rapid lead content test paper for prolonging validity period and preparation method of test paper |
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| 杨志洁 等: "用二甲酚橙显色快速测定植物叶上的铅含量", 《理化检验-化学分册》 * |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110243814A (en) * | 2019-07-01 | 2019-09-17 | 苏州大学 | Lead ion detects indicator and its application |
| CN110243814B (en) * | 2019-07-01 | 2022-04-15 | 苏州大学 | Lead ion detection indicator and application thereof |
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Application publication date: 20170322 |
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