GB/T 22787-2008 Active National standards

GB/T 22787-2008 Determination of essential parameters of cryolite for use in fireworks and firecrackers

GB/T 22787-2008 Determination of essential parameters of cryolite for use in fireworks and firecrackers

Publish Date: 2008-12-30 Implement Date: 2009-09-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: GB/T 22787-2008

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: Decorative arts and crafts

ICS Name: Explosives, fireworks

Publish Date: 2008-12-30

Implement Date: 2009-09-01

Pages: 10 pages

Scope

This standard specifies the determination methods for the sulfuric acid insoluble content, moisture content, moisture absorption rate, fineness, aluminum content, iron content, and active ingredients (sodium content) in crystal rock used in fireworks and firecrackers.
This standard is applicable to the determination of the sulfuric acid insoluble content, moisture content, moisture absorption rate, fineness, aluminum content, iron content, and active ingredients (sodium content) in crystal rock used in fireworks and firecrackers.

Development Information

Word Count: 16 Thousand words Pages: 10 pages

Referenced Standards

GB/T 601-2002 Chemical reagent Preparations of standard volumetric solutions GB/T 601-2016 Chemical reagent—Preparations of reference titration solutions GB/T 3049-1986 Chemical products for industrial use—General method for determination of iron content—o-Phenanthroline spectrophotometric method GB/T 3049-2006 Chemical products for industrial use—General method for determination of iron content—1,10-Phenanthroline spectrophotometric method 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 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

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