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International Standard Category: Chemical reagents

GB/T 4930-2008    Microbeam analysis - Electron probe microanalysis - Guidelines for the specification of certified reference materials (CRMs)
微束分析 电子探针分析 标准样品技术条件导则 ;
Category No.:71.040.30 Valid Status:abolished
Issued Organization:AQSIQ, SAC Issued Date:2008-4-11
Implemented Date:2008-10-1 Abolished Date:2021-12-01
Superseded Standard.:GB/T 4930-2021 Microbeam analysis—Electron probe microanalysis—Guidelines for the specification of certified reference materials (CRMs)
Superseded Date:2021-12-1
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