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Personne àcontacter Ms. candy
Hongkong Middle Road, Qingdao, Shandong
Item |
Standard |
Result |
Purity |
≥*9.***9% |
*9.***9% |
Pb |
≤0.*****2 |
0.*****1 |
Cu |
≤0.*****3 |
0.*****2 |
Fe |
≤0.*****1 |
0.*****1 |
Zn |
≤0.*****3 |
0.*****2 |
ignited residue volume |
≤0.***1 |
0.***1 |