General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
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GB 28655-2012
Scope
This standard specifies the requirements, test methods, inspection rules, signs, labels, packaging, transportation, storage and safety of industrial ammonium bifluoride. This standard applies to industrial ammonium bifluoride produced by the neutralization reaction of industrial hydrofluoric acid and liquid ammonia under liquid phase conditions.
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HG/T 3696.1 Inorganic chemicals for industrical use Preparations of standard and reagent solutions for chemical analysis.Part 1:Preparations of standard volumetric solutions
HG/T 3696.2 Inorganic chemicals for industrical use.Preparations of standard and reagent solutions for chemical analysis.Part 2: Preparations of standard solutions for impurity
HG/T 3696.3 Inorganic chemicals for industrical use.Preparations of standard and reagent solutions for chemical analysis.Part 3: Preparations of reagent solutions
GB 28655-2012 history
2012GB 28655-2012 Ammonium bifluoride for industrial use