45号钢标准物质 (AISI 1045 Steel),AISI 1045 Steel,NIST和IRMM标准物质|45号钢标准物质 (AISI 1045 Steel)|质控样品和标准物质


45号钢标准物质 (AISI 1045 Steel)

货号:SRM20g
包装:150g

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    AISI 1045 Steel 品牌:NIST;订货号:SRM20g 类别:NIST和IRMM标准物质