RU2013150375A - METHOD FOR ISOLATION AND DETERMINATION OF IRON (III) IN AQUEOUS SOLUTIONS - Google Patents
METHOD FOR ISOLATION AND DETERMINATION OF IRON (III) IN AQUEOUS SOLUTIONS Download PDFInfo
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- RU2013150375A RU2013150375A RU2013150375/05A RU2013150375A RU2013150375A RU 2013150375 A RU2013150375 A RU 2013150375A RU 2013150375/05 A RU2013150375/05 A RU 2013150375/05A RU 2013150375 A RU2013150375 A RU 2013150375A RU 2013150375 A RU2013150375 A RU 2013150375A
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- iron
- iii
- determination
- aqueous solutions
- organic
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Abstract
1. Способ выделения и определения железа (III) из водных растворов, с использованием в качестве органического реагента дифенилгуанидина, отличающийся тем, что в качестве второго органического реагента используют салициловую кислоту, а в качестве разбавителя органической фазы хлороформ, при кислотности среды рН=1,5-2,5, с последующим определением железа (III) титриметрическим методом.2. Способ по п.1, отличающийся тем, что в органическую микрофазу извлекается комплекс с мольным соотношением компонентов ДФГ:Fe:СК равным 1:1:1.1. The method of separation and determination of iron (III) from aqueous solutions using diphenylguanidine as an organic reagent, characterized in that salicylic acid is used as the second organic reagent, and chloroform is used as a diluent for the organic phase, with pH = 1, 5-2.5, followed by determination of iron (III) by the titrimetric method. 2. The method according to claim 1, characterized in that a complex with a molar ratio of components of DFG: Fe: SC equal to 1: 1: 1 is extracted into the organic microphase.
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RU2013150375/05A RU2549857C1 (en) | 2013-11-12 | 2013-11-12 | Method of extraction and detection of iron (iii) in water solutions |
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RU2013150375/05A RU2549857C1 (en) | 2013-11-12 | 2013-11-12 | Method of extraction and detection of iron (iii) in water solutions |
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RU2549857C1 RU2549857C1 (en) | 2015-04-27 |
RU2013150375A true RU2013150375A (en) | 2015-05-20 |
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RU2013150375/05A RU2549857C1 (en) | 2013-11-12 | 2013-11-12 | Method of extraction and detection of iron (iii) in water solutions |
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Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
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SU1125542A1 (en) * | 1982-08-26 | 1984-11-23 | Физико-химический институт АН УССР | Ion determination method |
SU1270692A1 (en) * | 1984-07-06 | 1986-11-15 | Предприятие П/Я А-7815 | Method of determining iron (iii) |
SU1682921A1 (en) * | 1988-04-26 | 1991-10-07 | Днепропетровский государственный университет им.300-летия воссоединения Украины с Россией | Method of determination of iron |
RU2216019C1 (en) * | 2002-08-06 | 2003-11-10 | Научно-исследовательский институт высоких напряжений при Томском политехническом университете | Method of determining iron in water |
FR2904422B1 (en) * | 2006-07-28 | 2013-07-05 | Eaux De Marseille Soc D | PROCESS FOR DETERMINING AL3 + OR FE3 + CATIONS FOR THE ANALYSIS OF ALUMINUM AND IRON TRACES IN AQUEOUS MEDIA |
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RU2549857C1 (en) | 2015-04-27 |
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Effective date: 20151113 |