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The picture is for reference only, and the specific product is subject to the actual product!

BQC7014147883 5g {{inventory}} {{goodObj.date}} BePure-PTMA {{item.norm}} 铅:620mg/kg/ 镉:102mg/kg/总铬:672mg/kg/汞:443mg/kg 室温,避光 常温运输
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标准品

CAS name Standard value unit
7439-92-1 铅(Pb)
7439-97-6 汞(Hg)
7440-43-9 镉(Cd)
7440-47-3 铬(Cr)