GB/T 6020-1999
Butadiene for industrial use-Determination of tert-butyl-catechol(TBC)(4-(1,1-dimethylethyl)-1,2-benzenediol)-Spectrometric method (English Version)

Standard No.

GB/T 6020-1999

Language

Chinese, Available in English version

Release Date

1999

Published By

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China

Status

Be replaced 2009-02

Replace By

GB/T 6020-2008

Latest

GB/T 6020-2008

Scope

This standard specifies the determination method of TBC content in butadiene for industrial use. This standard applies to the determination of TBC and its oxidation products in industrial butadiene. If other phenols and their oxidation products are present, they are determined as TBC. Other small amounts of non-volatile residues do not affect the determination. Measuring range: 1～300mg/kg^1〕.

GB/T 6020-1999 history

• 2008 GB/T 6020-2008 Butadiene for industrial use.Determination of tert-butyl-catechol(TBC)
• 1999 GB/T 6020-1999 Butadiene for industrial use-Determination of tert-butyl-catechol(TBC)(4-(1,1-dimethylethyl)-1,2-benzenediol)-Spectrometric method