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2 094 789

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C1

(51)

IPC

(21) (22)

Application

96111574/25, 1996-06-04

(22)

Actual filing date

1996-06-04

(45)

Published

1997-10-27

(72)

Inventor

Korenman Ja.I.Ermolaeva T.N.Kharitonova L.A.Fokin V.N.

(73)

Holder

Voronezhskaja Gosudarstvennaja Tekhnologicheskaja Akademija

METHOD OF DETERMINING HYDROQUINONE AND GUAIACOL OR PYROCATECHOL AND GUAIACOL IN AQUEOUS SOLUTIONS Russian patent published in 1997 - IPC

Abstract RU 2094789 C1

FIELD: analytical methods. SUBSTANCE: determination is effected using voltammetric technique, sample being preliminarily treated by dioxane in presence of ammonium sulfate and separated organic phase being analyzed on glass-carbon electrode at pH 2-3. EFFECT: improved procedure. 2 cl, 2 tbl

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RU 2 094 789 C1

Authors

Korenman Ja.I.

Ermolaeva T.N.

Kharitonova L.A.

Fokin V.N.

Dates

1997-10-27—Published

1996-06-04—Filed

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