GOST R 70551-2022
Coal tar phenol products. Gas chromatographic method for determination of composition of dicresol, tricresol and xylenols

Standard No.

GOST R 70551-2022

Release Date

2023

Published By

GOST

Latest

GOST R 70551-2022

Scope

This standard specifies a gas chromatographic method for determining the component composition of coal tar dicresol, tricresol and xylenols. The method consists of gas chromatographic separation of products on a packed column and calculation of the mass fraction of components using the “internal normalization” method

GOST R 70551-2022 history

• 2023 GOST R 70551-2022 Coal tar phenol products. Gas chromatographic method for determination of composition of dicresol, tricresol and xylenols