GB/T 21840-2008 Replaced National standards

GB/T 21840-2008 Vulcanizing accelerator TBBS

Publish Date: 2008-05-15 Implement Date: 2008-11-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: GB/T 21840-2008

Standard Type: National standards

Standard Status: Replaced

is_force_gb: no

CCS Name: Chemical auxiliaries

ICS Name: Rubber synthetic ingredients

Publish Date: 2008-05-15

Implement Date: 2008-11-01

Pages: 12 pages

Scope

This standard specifies the requirements, test methods, inspection rules, marking, packaging, transportation, and storage of N-tert-butyl-2-benzothiazole disulfonamide (vulcanization accelerator TBBS). This standard applies to vulcanization accelerator TBBS, which is made from tert-butylamine and vulcanization accelerator MBT through oxidation.

Development Information

Word Count: 12 Thousand words Pages: 12 pages

Replace the following standards

HG/T 2744-1996废止

Superseded by the following standards

GB/T 21840-2025 Vulcanizing accelerator—N-tert-butyl-1,3-benzothiazole-2-sulfenamide(TBBS)

Referenced Standards

GB/T 11409.5-1989 Test method of residue on sieve for rubber antiagers and vulcanizing accelerators GB/T 191-2000 Packaging—Pictorial marking for handling of goods GB/T 191-2008 Packaging—Pictorial marking for handling of goods GB/T 601-2002 Chemical reagent Preparations of standard volumetric solutions GB/T 601-2016 Chemical reagent—Preparations of reference titration solutions GB/T 603-2002 Chemical reagent—Preparations of reagent solutions for use in test methods GB/T 603-2023 Chemical reagent—Preparations of reagent solutions for use in test methods GB/T 1250-1989 Rules for expression and judgement of limiting values GB/T 6003.1-1997 Test sieves of metal wire cloth GB/T 6003.1-2012 Test sieves—Technical requirements and testing—Part 1:Test sieves of metal wire cloth GB/T 6003.1-2022 Test sieves—Technical requirements and testing—Part 1:Test sieves of metal wire cloth GB/T 6679-2003 General rules for sampling solid 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 11409.1-1995 Test method of fusion point for rubber antiagers and vulcanizing accelerators GB/T 11409.4-1989 Test method of weight loss on heating for rubber antiagers and vulcanizing accelerators GB/T 11409.7-1989 Test method of ash for rubber antiagers and vulcanizing accelerators GB/T 191-2025 Graphical symbols marking for handling and storage of packages

Adopt standards

JIS K 6220-2:2001

Related Standards

GB/T 11409.4-1989 Replaced

GB/T 11409.4-1989 Test method of weight loss on heating for rubber antiagers and vulcanizing accelerators

Publish Date: 1989-03-31

GB/T 11409.5-1989 Replaced

GB/T 11409.5-1989 Test method of residue on sieve for rubber antiagers and vulcanizing accelerators

Publish Date: 1989-03-31

GB/T 11409.7-1989 Replaced

GB/T 11409.7-1989 Test method of ash for rubber antiagers and vulcanizing accelerators

Publish Date: 1989-03-31

GB/T 11409.8-1989 Replaced

GB/T 11409.8-1989 Test method of viscosity for rubber antiagers and vulcanizing accelerators—Rotational viscometer method

Publish Date: 1989-03-31

GB/T 12827-1991 Replaced

GB/T 12827-1991 Standard reference acetylene black and standard practice for evaluation

Publish Date: 1991-04-23

GB/T 13021-1991 Replaced

GB/T 13021-1991 Determination for the carbon black content of polyethylene pipes and fittings by calcination and pyrolysis

Publish Date: 1991-07-03