General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
Latest
GB/T 32661-2016
Scope
This standard specifies the terms and definitions, classification and labeling, requirements, test methods, inspection rules, signs, packaging, transportation and storage of spherical silica powder. This standard is applicable to spherical silica powder used in electronic packaging materials and copper-clad laminate fillers in the electronics and electrical industries. Other uses of spherical silica powder can refer to this standard.
GB/T 32661-2016 Referenced Document
GB/T 11446.7 Test method for trace anion in electronic grade water by ion chromatography
GB/T 14640-2008 Water used in industrial circulating cooling system and boiler.Determination of potassium and sodium