Code of gold bullion
1#¡Ý99.99% Content of Au
2#¡Ý99.95% Content of Au
Specification of Gold bullion: 1kg, 3kg, 12.5kg
Gold granule, -200 Mu gold powder
High purity gold¡Ý99.999% Content of Au
Gold bullion of different specifications
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Code of silver sycee
1#¡Ý99.99% Content of Ag
2#¡Ý99.95% Content of Ag
Silver ingot specification: 15kg
Silver grain, -800 Mu silver powder
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1# electrolytic copper
93%¡¢98% sulfuric acid
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