General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
Latest
GB/T 30449-2013
Scope
This standard specifies the classification, technical requirements, test methods, inspection rules and signs, labels, packaging, transportation and storage of nano-tin dioxide. This standard applies to powdered nano tin dioxide. Nano-tin dioxide that has been chemically modified on the surface, dispersed in a solvent or grown on a substrate can also refer to this standard. Molecular formula: SnO2. Relative molecular mass: 150.7 (according to the international relative atomic mass in 2001).
GB/T 23274.3 Methods for chemical analysis of stannic oxide.Part 3:Determination of arsenic content.Molybdoantimonyarsenate blue spectrophotometric method
GB/T 23274.4 Methods for chemical analysis of stannic oxide.Part 4:Determination of lead and copper content.Flame atomic absorption spectrometric method
GB/T 23413 Determination of crystallite size and micro-strain of nano-materials.X-ray diffraction line broadening method
GB/T 23841 Inorganic chemicals for industrial use.General method for the determinations of cadmium.Atomic absorption spectrometry
GB/T 6678-2003 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
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