JPS5944657A - 酸又は全鉄イオンの定量分析方法 - Google Patents
酸又は全鉄イオンの定量分析方法Info
- Publication number
- JPS5944657A JPS5944657A JP15464582A JP15464582A JPS5944657A JP S5944657 A JPS5944657 A JP S5944657A JP 15464582 A JP15464582 A JP 15464582A JP 15464582 A JP15464582 A JP 15464582A JP S5944657 A JPS5944657 A JP S5944657A
- Authority
- JP
- Japan
- Prior art keywords
- acid
- titration
- total iron
- ions
- sample
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000002253 acid Substances 0.000 title claims abstract description 32
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title claims abstract description 31
- 229910052742 iron Inorganic materials 0.000 title claims abstract description 28
- -1 iron ions Chemical class 0.000 title claims abstract description 28
- 238000000034 method Methods 0.000 title claims description 20
- 238000004445 quantitative analysis Methods 0.000 title claims description 8
- 238000004448 titration Methods 0.000 claims abstract description 35
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 claims abstract description 19
- 229910001448 ferrous ion Inorganic materials 0.000 claims abstract description 19
- VTLYFUHAOXGGBS-UHFFFAOYSA-N Fe3+ Chemical compound [Fe+3] VTLYFUHAOXGGBS-UHFFFAOYSA-N 0.000 claims abstract description 17
- 229910001447 ferric ion Inorganic materials 0.000 claims abstract description 17
- AKHNMLFCWUSKQB-UHFFFAOYSA-L sodium thiosulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=S AKHNMLFCWUSKQB-UHFFFAOYSA-L 0.000 claims abstract description 11
- 235000019345 sodium thiosulphate Nutrition 0.000 claims abstract description 11
- RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical compound O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 claims description 2
- 235000012239 silicon dioxide Nutrition 0.000 claims description 2
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 abstract description 24
- 238000006243 chemical reaction Methods 0.000 abstract description 15
- 238000005259 measurement Methods 0.000 abstract description 14
- 239000003638 chemical reducing agent Substances 0.000 abstract description 9
- 239000003513 alkali Substances 0.000 abstract description 7
- NMCUIPGRVMDVDB-UHFFFAOYSA-L iron dichloride Chemical compound Cl[Fe]Cl NMCUIPGRVMDVDB-UHFFFAOYSA-L 0.000 abstract description 7
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 abstract 2
- 229910021577 Iron(II) chloride Inorganic materials 0.000 abstract 1
- 229910021506 iron(II) hydroxide Inorganic materials 0.000 abstract 1
- FLTRNWIFKITPIO-UHFFFAOYSA-N iron;trihydrate Chemical compound O.O.O.[Fe] FLTRNWIFKITPIO-UHFFFAOYSA-N 0.000 abstract 1
- 239000011780 sodium chloride Substances 0.000 abstract 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 36
- 239000000243 solution Substances 0.000 description 31
- 238000005554 pickling Methods 0.000 description 9
- 238000006386 neutralization reaction Methods 0.000 description 7
- 239000012086 standard solution Substances 0.000 description 7
- 229960002089 ferrous chloride Drugs 0.000 description 6
- 229910021578 Iron(III) chloride Inorganic materials 0.000 description 5
- 229910000831 Steel Inorganic materials 0.000 description 5
- RBTARNINKXHZNM-UHFFFAOYSA-K iron trichloride Chemical compound Cl[Fe](Cl)Cl RBTARNINKXHZNM-UHFFFAOYSA-K 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 3
- NLKNQRATVPKPDG-UHFFFAOYSA-M potassium iodide Chemical compound [K+].[I-] NLKNQRATVPKPDG-UHFFFAOYSA-M 0.000 description 3
- SFKTYEXKZXBQRQ-UHFFFAOYSA-J thorium(4+);tetrahydroxide Chemical compound [OH-].[OH-].[OH-].[OH-].[Th+4] SFKTYEXKZXBQRQ-UHFFFAOYSA-J 0.000 description 3
- 238000000954 titration curve Methods 0.000 description 3
- CSQPSQYQIUYADT-UHFFFAOYSA-J S(=S)(=O)([O-])[O-].[Th+4].S(=S)(=O)([O-])[O-] Chemical compound S(=S)(=O)([O-])[O-].[Th+4].S(=S)(=O)([O-])[O-] CSQPSQYQIUYADT-UHFFFAOYSA-J 0.000 description 2
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 2
- 239000012670 alkaline solution Substances 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- GPRLSGONYQIRFK-UHFFFAOYSA-N hydron Chemical compound [H+] GPRLSGONYQIRFK-UHFFFAOYSA-N 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000011002 quantification Methods 0.000 description 2
- GEHJYWRUCIMESM-UHFFFAOYSA-L sodium sulfite Chemical compound [Na+].[Na+].[O-]S([O-])=O GEHJYWRUCIMESM-UHFFFAOYSA-L 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- JYWKEVKEKOTYEX-UHFFFAOYSA-N 2,6-dibromo-4-chloroiminocyclohexa-2,5-dien-1-one Chemical compound ClN=C1C=C(Br)C(=O)C(Br)=C1 JYWKEVKEKOTYEX-UHFFFAOYSA-N 0.000 description 1
- ZSLUVFAKFWKJRC-IGMARMGPSA-N 232Th Chemical compound [232Th] ZSLUVFAKFWKJRC-IGMARMGPSA-N 0.000 description 1
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- MKYBYDHXWVHEJW-UHFFFAOYSA-N N-[1-oxo-1-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)propan-2-yl]-2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidine-5-carboxamide Chemical compound O=C(C(C)NC(=O)C=1C=NC(=NC=1)NCC1=CC(=CC=C1)OC(F)(F)F)N1CC2=C(CC1)NN=N2 MKYBYDHXWVHEJW-UHFFFAOYSA-N 0.000 description 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- 229910052776 Thorium Inorganic materials 0.000 description 1
- 238000011481 absorbance measurement Methods 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 238000003556 assay Methods 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- DUYAAUVXQSMXQP-UHFFFAOYSA-N ethanethioic S-acid Chemical class CC(S)=O DUYAAUVXQSMXQP-UHFFFAOYSA-N 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 1
- 150000004694 iodide salts Chemical class 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- BHZRJJOHZFYXTO-UHFFFAOYSA-L potassium sulfite Chemical compound [K+].[K+].[O-]S([O-])=O BHZRJJOHZFYXTO-UHFFFAOYSA-L 0.000 description 1
- 235000019252 potassium sulphite Nutrition 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 235000010265 sodium sulphite Nutrition 0.000 description 1
- RBBWNXJFTBCLKT-UHFFFAOYSA-M sodium;ethanethioate Chemical compound [Na+].CC([S-])=O RBBWNXJFTBCLKT-UHFFFAOYSA-M 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-L sulfite Chemical class [O-]S([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-L 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N31/00—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods
- G01N31/16—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods using titration
- G01N31/162—Determining the equivalent point by means of a discontinuity
- G01N31/164—Determining the equivalent point by means of a discontinuity by electrical or electrochemical means
Landscapes
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Physics & Mathematics (AREA)
- Electrochemistry (AREA)
- Molecular Biology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15464582A JPS5944657A (ja) | 1982-09-07 | 1982-09-07 | 酸又は全鉄イオンの定量分析方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15464582A JPS5944657A (ja) | 1982-09-07 | 1982-09-07 | 酸又は全鉄イオンの定量分析方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5944657A true JPS5944657A (ja) | 1984-03-13 |
| JPH0358066B2 JPH0358066B2 (enrdf_load_stackoverflow) | 1991-09-04 |
Family
ID=15588746
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15464582A Granted JPS5944657A (ja) | 1982-09-07 | 1982-09-07 | 酸又は全鉄イオンの定量分析方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5944657A (enrdf_load_stackoverflow) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103091450A (zh) * | 2013-01-02 | 2013-05-08 | 河北钢铁股份有限公司承德分公司 | 快速测定氮化钒铁中全铁含量的方法 |
| CN104101683A (zh) * | 2014-06-30 | 2014-10-15 | 武汉钢铁(集团)公司 | 镀铁液中三价铁离子含量的测定方法 |
| CN106404996A (zh) * | 2016-09-06 | 2017-02-15 | 国网天津市电力公司 | 一种腐蚀产物中氧化亚铁的测定方法 |
| CN113607878A (zh) * | 2021-07-29 | 2021-11-05 | 北京首钢股份有限公司 | 一种酸洗废盐酸中自由酸和二价铁离子浓度的化验方法及用途 |
-
1982
- 1982-09-07 JP JP15464582A patent/JPS5944657A/ja active Granted
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103091450A (zh) * | 2013-01-02 | 2013-05-08 | 河北钢铁股份有限公司承德分公司 | 快速测定氮化钒铁中全铁含量的方法 |
| CN104101683A (zh) * | 2014-06-30 | 2014-10-15 | 武汉钢铁(集团)公司 | 镀铁液中三价铁离子含量的测定方法 |
| CN106404996A (zh) * | 2016-09-06 | 2017-02-15 | 国网天津市电力公司 | 一种腐蚀产物中氧化亚铁的测定方法 |
| CN113607878A (zh) * | 2021-07-29 | 2021-11-05 | 北京首钢股份有限公司 | 一种酸洗废盐酸中自由酸和二价铁离子浓度的化验方法及用途 |
| CN113607878B (zh) * | 2021-07-29 | 2024-06-07 | 北京首钢股份有限公司 | 一种酸洗废盐酸中自由酸和二价铁离子浓度的化验方法及用途 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0358066B2 (enrdf_load_stackoverflow) | 1991-09-04 |
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