GB/T 6020-2008
Butadiene for industrial use.Determination of tert-butyl-catechol(TBC) (English Version)

Standard No.

GB/T 6020-2008

Language

Chinese, Available in English version

Release Date

2008

Published By

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

Latest

GB/T 6020-2008

Replace

GB/T 6020-1999 GB/T 12702-1999

Scope

This standard specifies the spectrophotometric and high performance liquid chromatography methods for the determination of tert-butylcatechol [ie 4-(1,1 dimethylethyl)-1,2-benzenediol] in butadiene for industrial use. The applicable measurement range of spectrophotometry in this standard is 1mg/kg-300mg/kg, and the applicable measurement range of high performance liquid chromatography is 1mg/kg-250mg/kg. This standard is not intended to address all safety issues associated with its use. Therefore, it is the user's responsibility to take appropriate safety and protection measures to ensure compliance with the relevant national laws and regulations.

GB/T 6020-2008 Referenced Document

• GB/T 13290 Propylene and butadiene for industrial use.Sampling in the liquid phase*， 2014-07-08 Update
• GB/T 6682 Water for analytical laboratory use.Specification and test methods
• GB/T 8170 Rules of rounding off for numerical values & expression and judgement of limiting values*， 2008-07-16 Update

GB/T 6020-2008 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

GB/T 6020-2008 Butadiene for industrial use.Determination of tert-butyl-catechol(TBC) has been changed from GB/T 12702-1999 Butadiene for industrial use-Determination of tert-butyl-catechol(TBC)[4-(1,1-dimethylethyl)-1,2-benzenediol]-High performance liquid chromatographic method.