GB/T 22783-2008 (English Version) PDF

Standard No.: GB/T 22783-2008
Language: Chinese, Available in English version
Release Date: 2008
Published By: General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
Latest: GB/T 22783-2008

Scope: This standard specifies the determination methods for water-insoluble content, pH value, moisture absorption rate, moisture content, fineness, purity, chloride content, sodium content, iron content and ammonium salt content in potassium nitrate used for fireworks and firecrackers. This standard applies to the determination of water-insoluble content, pH value, moisture absorption rate, moisture content, fineness, purity, chloride content, sodium content, iron content and ammonium salt content in potassium nitrate used for fireworks and firecrackers.

GB/T 22783-2008 Referenced Document

GB/T 1918-1998 Potassium nitrate for industrial use
GB/T 3049 Chemical products for industrial use. General method for determination of iron content 1, 10 Phenanthroline spectrophotometric method
GB/T 6003.1 Test sieves—Technical requirements and testing—Part 1:Test sieves of metal wire cloth*， 2022-10-12 Update
GB/T 601 Chemical reagent.Preparations of reference titration solutions*， 2016-10-13 Update
GB/T 602 Chemical reagent--Preparations of standard solutions for impurity
GB/T 6682 Water for analytical laboratory use.Specification and test methods
GB/T 8170 Rules of rounding off for numerical values & expression and judgement of limiting values

2008 GB/T 22783-2008 Determination of essential parameters of potassium nitrate for use in fireworks and firecrackers