This standard specifies the classification, requirements, test methods, inspection rules, signs, labels, packaging, transportation and storage of industrial thiourea dioxide. This standard applies to industrial thiourea dioxide. This product is mainly used in the chemical industry, chemical fiber industry, textile industry and paper industry.
GB/T 191-2008 Packaging.Pictorial marking for handling of goods
GB/T 3049-2006 Chemical products for industrial use. General method for determination of iron content 1, 10 Phenanthroline spectrophotometric method
GB/T 6678 General principles for sampling chemical products
GB/T 6682-2008 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
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