GOST 20843-1975
Hard coal phenol products. Gas chromatographic method for determination composition

Standard No.

GOST 20843-1975

Release Date

1975

Published By

RU-GOST R

Status

Be replaced 1990-04

Replace By

GOST 20843.1-1989

GOST 20843.2-1989

Latest

GOST 20843.1-1989

GOST 20843.2-1989

GOST 20843-1975 history

• 1989 GOST 20843.1-1989 Coal tar phenol products. Gas chromatographic method for determination of composition of phenol, o-cresol
• 1975 GOST 20843-1975 Hard coal phenol products. Gas chromatographic method for determination composition