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Hebei Chengxin is one of the largest producers of sodium cyanide for the gold mining industry.
Production introduction：
Sodium cyanide has been used in the extraction of gold from ore for over a century. Today it is still considered the most efficient extraction method – with sodium cyanide used in the leaching process in most gold mining operations.
Test Item | Standard Specification |
Purity (NaCN) | 98% Min |
Sodium Hydroxide(NaOH) | 0.5% Max |
Sodium Carbonate(Na 2CO 3) | 0.5% Max |
Moisture(H2 O) | 0.5% Max |
Appearance / Form | Briquette |
Packing ：
∙ 50kg net in steel drum with inner PE bag
∙ 1,000kg net in plywood box with inner PE and PP laminated woven bag
· precious metal mining
· surface treatment
· electronic plating
· herbicide (paraquat)
Manufacturing
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