PROCESS OF VOLUMETRIC TITRATION OF SULFANILAMIDE MEDICAL PREPARATIONS Russian patent published in 1995 - IPC

Abstract RU 2035042 C1

FIELD: analytical chemistry. SUBSTANCE: sample of examined substance is titrated with the aid of solution of copper sulfate in the presence of hydroxylamine of hydrochloride, using murexide as indicator. EFFECT: improved technological stability of process. 2 tbl

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RU 2 035 042 C1

Authors

Sichko A.I.

Kobeleva T.A.

Piskulina T.A.

Nagareva V.N.

Dates

1995-05-10—Published

1992-06-04—Filed