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International Standard Category: Chemical reagents

GB 1260-1990    Working chemical Zinc oxide
工作基准试剂(容量) 氧化锌 ;
Category No.:71.040.30 Valid Status:superseded
Issued Organization:CSBTS Issued Date:1990-12-18
Implemented Date:1991-12-1 Abolished Date:
Superseded Standard.:GB 1260-2008 Working chemical - Zinc oxide
Superseded Date:2009-6-1
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