GB/T 13255.4-2009 Active National standards

GB/T 13255.4-2009 Test methods of caprolactam for industrial use—Part 4:Determination of volatile bases content—Titrimetric method after distillation

Publish Date: 2009-05-13 Implement Date: 2010-01-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: GB/T 13255.4-2009

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: Organic chemical raw materials

ICS Name: Organic chemistry

Publish Date: 2009-05-13

Implement Date: 2010-01-01

Pages: 6 pages

Scope

This part of GB/T 13255 specifies the determination of the volatile alkali content in industrial caprolactam by the distillation and titration method.

Development Information

Word Count: 8 Thousand words Pages: 6 pages

Same series standard

GB/T 13255.1-2009 Test methods of caprolactam for industrial use—Part 1:Determination of colourity of 50% aqueous caprolactam solution—Spectrometric method GB/T 13255.2-2009 Test methods of caprolactam for industrial use—Part 2:Determination of crystallizing point GB/T 13255.3-2009 Test methods of caprolactam for industrial use—Part 3:Determination of permanganate absorption number—Spectrometric method GB/T 13255.5-2009 Test methods of caprolactam for industrial use—Part 5:Determination of absorbance at a wavelength of 290 nm GB/T 13255.6-2009 Test methods of caprolactam for industrial use—Part 6:Determination of acidity or alkalinity GB/T 13255.7-2009 Test methods of caprolactam for industrial use—Part 7:Determination of iron content GB/T 13255.8-2009 Test methods of caprolactam for industrial use—Part 8:Determination of cyclohexanone oxime content

Replace the following standards

GB/T 13255.4-1991 Caprolactam for industrial use—Determination of volatile bases content—Titrimetric method after distillation

Referenced Standards

GB/T 601-2002 Chemical reagent Preparations of standard volumetric solutions GB/T 603-2002 Chemical reagent—Preparations of reagent solutions for use in 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

ISO 8661:1988

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