RU95112023A - METHOD FOR DETERMINING IRON (II, III) BY TEST METHOD - Google Patents

METHOD FOR DETERMINING IRON (II, III) BY TEST METHOD

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Publication number
RU95112023A
RU95112023A RU95112023/04A RU95112023A RU95112023A RU 95112023 A RU95112023 A RU 95112023A RU 95112023/04 A RU95112023/04 A RU 95112023/04A RU 95112023 A RU95112023 A RU 95112023A RU 95112023 A RU95112023 A RU 95112023A
Authority
RU
Russia
Prior art keywords
iii
iron
determining
test method
impregnated
Prior art date
Application number
RU95112023/04A
Other languages
Russian (ru)
Other versions
RU2103678C1 (en
Inventor
В.Г. Амелин
Original Assignee
Владимирский государственный технический университет
Filing date
Publication date
Application filed by Владимирский государственный технический университет filed Critical Владимирский государственный технический университет
Priority to RU95112023A priority Critical patent/RU2103678C1/en
Priority claimed from RU95112023A external-priority patent/RU2103678C1/en
Publication of RU95112023A publication Critical patent/RU95112023A/en
Application granted granted Critical
Publication of RU2103678C1 publication Critical patent/RU2103678C1/en

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Claims (1)

Способ определения железа II, III тест-методом, включающий пропитку фильтровальной бумаги гексацианоферратом (II, III) калия, высушивание, нанесение исследуемой жидкости на бумагу и определение концентрации железа (II, III) по образующейся окраске, отличающийся тем, что фильтровальную бумагу пропитывают сначала 0,004-0,008 М водным раствором сульфата меди, высушивают, затем пропитывают 0,04-0,08 М водным раствором гексацианоферрата (II, III) калия, высушивают и определяют концентрацию железа (II, III) по длине окрашенной зоны, полученной при прохождении исследуемой жидкости через заклеенную в полимерную пленку индикаторную полосу размеров (70-80)х(2-3) мм.A method for determining iron II, III by a test method, which includes impregnating filter paper with potassium hexacyanoferrate (II, III), drying, applying the test liquid to the paper and determining the concentration of iron (II, III) from the resulting color, characterized in that the filter paper is first impregnated 0.004-0.008 M aqueous solution of copper sulfate, dried, then impregnated with 0.04-0.08 M aqueous solution of potassium hexacyanoferrate (II, III), dried and the concentration of iron (II, III) is determined by the length of the stained area obtained during the study my fluid through the sealed with plastic film strip size indicator (70-80) x (2-3) mm.
RU95112023A 1995-07-11 1995-07-11 Test method for determining iron(ii) and iron(iii) RU2103678C1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RU95112023A RU2103678C1 (en) 1995-07-11 1995-07-11 Test method for determining iron(ii) and iron(iii)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RU95112023A RU2103678C1 (en) 1995-07-11 1995-07-11 Test method for determining iron(ii) and iron(iii)

Publications (2)

Publication Number Publication Date
RU95112023A true RU95112023A (en) 1997-08-10
RU2103678C1 RU2103678C1 (en) 1998-01-27

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
RU95112023A RU2103678C1 (en) 1995-07-11 1995-07-11 Test method for determining iron(ii) and iron(iii)

Country Status (1)

Country Link
RU (1) RU2103678C1 (en)

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