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International Standard Category: Lead, zinc, tin and their alloys

GB/T 728-1998    Ingot tin
锡锭 ;
Category No.:77.120.60 Valid Status:superseded
Issued Organization:State Qualtiy Technical Supervision Bureau Issued Date:1998-07-01
Implemented Date:1999-2-1 Abolished Date:
Superseded Standard.:GB/T 728-2010 Ingot tin
Superseded Date:2011-10-1
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