This standard specifies the requirements, test methods, inspection rules, marking, packaging, transportation, storage, and order form (contract) content for antimony trisulfide. This standard applies to antimony trisulfide (commonly known as raw antimony) produced by the antimony smelting method. Antimony trisulfide is used in military, rubber, matches and other industries.
YS/T 525-2009 Referenced Document
GB/T 8170-2008 Rules of rounding off for numerical values & expression and judgement of limiting values