GB/T 7531-1987 Replaced National standards

GB/T 7531-1987 Determination of ash for organic chemical products

Publish Date: 1987-03-26 Implement Date: 1987-12-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: GB/T 7531-1987

Standard Type: National standards

Standard Status: Replaced

is_force_gb: no

CCS Name: Organic chemical raw materials

ICS Name: Organic chemistry

Publish Date: 1987-03-26

Implement Date: 1987-12-01

Publisher: National Standards Bureau

Technical Committee: Beijing Chemical Research Institute of the Ministry of Chemical Industry

Pages: 3 pages

Development Information

Drafting Units:

Jinxi Chemical Industry General Factory

Drafting Persons:

Gao Fenglin and Yan Guiyun

Word Count: 4 Thousand words Pages: 3 pages

Superseded by the following standards

GB/T 7531-2008 Determination of ignition residue for organic chemical products

Adopt standards

ISO 6353/1-1982

Related Standards

GB/T 2288-1980 Replaced

GB/T 2288-1980 Method for the determination of water content of coal —Carbonization products

Publish Date: 1980-12-31

GB/T 5192-1985 abolished_transferred

GB/T 5192-1985 Technical requirements of synthetic scheelite

Publish Date: 1985-05-18

GB/T 6324.1-1986 Replaced

GB/T 6324.1-1986 Organic chemical products for industrial use—Standard test method for water miscibility

Publish Date: 1986-04-26

GB/T 6324.2-1986 Replaced

GB/T 6324.2-1986 Volatile organic liquids—Determination of dry residue after evaporation on a water bath—General method

Publish Date: 1986-04-26

GB/T 6324.4-1986 Replaced

GB/T 6324.4-1986 Determination of trace sulphur in products of organic liquid—Micro-coulometry method

Publish Date: 1986-04-26

GB/T 6324.5-1986 Replaced

GB/T 6324.5-1986 Organic chemical products for industrial use—Determination of content of carbonyl compounds present—Volumetric method

Publish Date: 1986-04-26