METHOD FOR NICOTINIC ACID SEPARATION FROM AQUEOUS SOLUTION Russian patent published in 2017 - IPC C07D213/79 

Abstract RU 2613981 C1

FIELD: chemistry.

SUBSTANCE: invention relates to a method for nicotinic acid isolation from the aqueous solution, comprising filtering of the nicotinic acid aqueous solution through a layer of granulated serpentinite and spectrophotometrical analysis of the filtered aqueous phase.

EFFECT: simplification and cheapening of the method for nicotinic acid isolation from the aqueous solution.

3 cl, 3 ex

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RU 2 613 981 C1

Authors

Khokhlov Vladimir Yurevich

Selemenev Vladimir Fedorovich

Kharin Aleksej Nikolaevich

Dates

2017-03-22Published

2015-12-01Filed