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International Standard Category: Cement. Gypsum. Lime. Mortar

GB/T 17669.2-1999    Gypsum plasters--Determination of water of crystallization content
建筑石膏 结晶水含量的测定 ;
Category No.:91.100.10 Valid Status:valid
Issued Organization:State Quality and Technology Supervision Bureau Issued Date:1999-02-08
Implemented Date:1999-8-1 Abolished Date:
Superseded Standard.: Superseded Date:
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