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 PDF

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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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RU2013150375/05A
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Russian (ru)
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RU2549857C1 (en
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Эльвира Сергеевна Кривощекова
Екатерина Николаевна Аликина
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Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Пермский государственный национальный исследовательский университет"
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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.

Claims (2)

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.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. Способ по п.1, отличающийся тем, что в органическую микрофазу извлекается комплекс с мольным соотношением компонентов ДФГ:Fe3+:СК равным 1:1:1. 2. The method according to claim 1, characterized in that a complex with a molar ratio of components of DFG: Fe 3+ : SC equal to 1: 1: 1 is extracted into the organic microphase.
RU2013150375/05A 2013-11-12 2013-11-12 Method of extraction and detection of iron (iii) in water solutions RU2549857C1 (en)

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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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RU2013150375A true RU2013150375A (en) 2015-05-20

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Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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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Effective date: 20151113