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銅粉 AR500g

銅粉 AR500g

銅粉 AR500g
Copper Powder
CAS NO.7440-50-8

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Catalog No.XLAR7440-50-8.0500

CAS No:7440-50-8

Formula:Cu

Capacity:500g

Specification
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Assay(Cu) ……………………………………………………≥99.5%
Sieve residue rate(300 mesh) ……………………………….≤5%
Nitric acid insoluble matters……………………………….. ≤0.05%
Chloride(Cl) ……………………………………………………….≤0.004%
Iron(Fe) ……………………………………………………………….≤0.01%
Silver(Ag) …………………………………………………………..≤0.003%
Tin(Sn)………………………………………………………………….≤0.02%
Antimony(Sb) ……………………………………………………….≤0.02%
Loss on drying……………………………………………….……..≤0.05%
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