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International Standard Category: Oxides

YS/T 547-2007    High-pure tantalum pentoxide
高纯五氧化二钽 ;
Category No.:71.060.20 Valid Status:valid
Issued Organization:NDRC Issued Date:2007-11-14
Implemented Date:2008-5-1 Abolished Date:
Superseded Standard.: Superseded Date:
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