产品详情
SRM2582 油漆涂层中铅含量标准物质 20g 200mg/kg Lead
NIST 2582 Trace Elements in Soil Containing Lead from Paint
(Nominal Mass Fraction of 200 mg/kg Lead)
ERM-EC681M 低密度聚乙烯标准物质(high level)
DHNUP标准品 68515-42-4
九溴联苯标准溶液RD0680731.10 CAS:69278-62-2
九溴联苯标准品BB-206 CAS:69278-62-2