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_标准品;标准物质;标准样品;
The picture is for reference only, and the specific product is subject to the actual product!

BQC7211147883-Kit 10g*2 {{inventory}} {{goodObj.date}} BePure-PTMA {{item.norm}} 室温,避光 常温运输
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印刷纸中镉、铅、铬、砷

CAS name Standard value unit
镉-1 镉-1
铅-1 铅-1
铬-1 铬-1
砷-1 砷-1
镉-2 镉-2
铅-2 铅-2
铬-2 铬-2
砷-2 砷-2