GB/T 12688.8-2011 Active National standards

GB/T 12688.8-2011 Test method of styrene for industrial use—Part 8:Determination of content of inhibitor(p-tert-butylcatechol)—Spectrophotometric method

Publish Date: 2011-05-12 Implement Date: 2011-11-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: GB/T 12688.8-2011

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: Basic organic chemical raw materials

ICS Name: Aromatic hydrocarbons

Publish Date: 2011-05-12

Implement Date: 2011-11-01

Pages: 6 pages

Development Information

Word Count: 9 Thousand words Pages: 6 pages

Same series standard

GB/T 12688.1-2011 Test method of styrene for industrial use—Part 1:Determination of purity and hydrocarbon impurities—Gas chromatography GB/T 12688.3-2011 Test method of styrene for industrial use—Part 3:Determination of content of polymer GB/T 12688.4-2011 Test method of styrene for industrial use—Part 4:Determination of content of peroxides—Titrimetric method GB/T 12688.5-2011 Test method of styrene for industrial use—Part 5:Determination of content of total aldehydes—Titrimetric method GB/T 12688.9-2011 Test method of styrene for industrial use—Part 9:Determination of trace benzene—Gas chromatographic method

Replace the following standards

GB/T 12688.8-1998 Styrene for industrial use—Determination of content of inhibitor(p-tert-butylcatechol)—Spectrophotometric method

Referenced Standards

GB/T 3723-1999 Sampling of chemical products for industrial use—Safety in sampling GB/T 6680-2003 General rules for sampling liquid chemical products GB/T 6682-1992 Water for analytical laboratory use—Specification and test methods GB/T 6682-2008 Water for analytical laboratory use—Specification and test methods GB/T 8170-1987 Rules for rounding off of numberical values GB/T 8170-2008 Rules of rounding off for numerical values & expression and judgement of limiting values

Adopt standards

ASTM D4590-09

Related Standards

GB/T 3144-1982 Active

GB/T 3144-1982 Toluene—Determination of hydrocarbon impurities—gas chromatographic method

Publish Date: 1982-07-20

GB/T 3145-1982 Replaced

GB/T 3145-1982 Benzene—Determination of crystallizing point

Publish Date: 1982-07-20

GB/T 3146-1982 Replaced

GB/T 3146-1982 Benzene hydrocarbon products—determination of distillation range

Publish Date: 1982-07-20

GB/T 3208-1982 Replaced

GB/T 3208-1982 Micro-coulomb method for determining the total sulfur content of benzene-type products

Publish Date: 1982-09-23

GB/T 3209-1982 Replaced

GB/T 3209-1982 Method for determining the amount of distillation residual of benzene-type products

Publish Date: 1982-09-23

GB/T 5177.2-1985 Replaced

GB/T 5177.2-1985 Determination of sulphonatable matter content for industrial alkylbenzene

Publish Date: 1985-05-10