This standard specifies the requirements, test methods, inspection rules, signs, labels, packaging, transportation, storage, and safety requirements for industrial fluorosilicic acid. This standard applies to industrial fluorosilicic acid produced by absorbing silicon tetrafluoride gas by-product in the production of wet phosphoric acid and anhydrous hydrogen fluoride through water circulation. This product is mainly used as an additive in the hydrometallurgy industry and as a raw material for the production of fluorine chemical products.
HG/T 2832-2008 Referenced Document
GB 190-1990 Labels for packages of dangerous goods
GB/T 1250 Rules for expression and judgement of limiting values
GB/T 191-2000 Packaging-Pictorial marking for handling of goods
GB/T 6678 General principles for sampling chemical products
GB/T 6682-1992 Water for analytical laboratory use--Specification and test methods
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 *, 2011-12-20 Update
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 *, 2011-12-20 Update
HG/T 3696.3 Inorganic chemicals for industrical use.Preparations of standard and reagent solutions for chemical analysis.Part 3: Preparations of reagent solutions *, 2011-12-20 Update