YS/T 724-2009
Metallurgical silicon powder (English Version)
- Standard No.
- YS/T 724-2009
- Language
- Chinese, Available in English version
- Release Date
- 2009
- Published By
- Professional Standard - Non-ferrous Metal
- Status
- 2017-01
- Replace By
- YS/T 724-2016
- Latest
- YS/T 724-2016
- Scope
- This standard specifies the requirements, test methods, inspection rules, marking, packaging, transportation, storage, order form (contract) content, etc. for silica powder. This standard applies to silicon powder produced by crushing and sieving industrial silicon produced by smelting carbonaceous reducing agents and silica in submerged arc furnaces, and is mainly used as raw material for the production of polysilicon.
YS/T 724-2009 Referenced Document
- GB/T 14849.1-2007 Methods for chemical analysis of silicon metal-Part 1:Determination of iron content-1,10-Phenanthrolion spectrophotometric method
- GB/T 14849.2-2007 Methods for chemical analysis of silicon metal Part 2:Determination of aluminum content Chrome azurol S spectrophotometric method
- GB/T 14849.3-2007 Methods for chemical analysis of silicon metal-Part 3:Determination of calcium content
- GB/T 14849.4-2008 Methods for chemical analysis of silicon metal.Part 4: Determination of elements content.Inductively coupled plasma atomic emission specrometric method
YS/T 724-2009 history
- 2016 YS/T 724-2016 Silicon powder for polycrystalline silicon
- 2009 YS/T 724-2009 Metallurgical silicon powder
