16

 

CUPROUS CYANIDE

 

FORMULA: CuCN

 

M. W.: 89.56

 

CAS NO.: 544-92-3

 

DESCRIPTION: WHITE CRYSTAL POWDER, INSOLUBLE IN WATER AND COLD ACID, SOLUBLE IN SODIUM CYANIDE, POTASSIUM CYANIDE, AMMONIUM CYANIDE. IT WILL BURN ITSELF WHEN THE TEMPERATURE IS HIGE THAN 130℃. IT IS POISONOUS.

 

SPECIFICATIONS:

 

ITEM

SUPER

FIRST

CuCN

98.50%

98.00%

Cu

68.95% MIN.

68.50% MIN.

MOISTURE

0.20% MAX.

0.40% MAX.

INSOLUBLE MATTER IN NITRIC ACID

0.05% MAX.

0.10% MAX.

IRON (Fe)

0.02% MAX.

0.03% MAX.

ARSENIUM (As)

0.0005% MAX.

0.0005% MAX.

 

USES: USED IN GALVANIZING COPPER AND ALLOY INDUSTRY.

 

PACKING:   IN IRON DRUMS WITH PLASTIC INNER, NET WEIGHT 20KG.

 

UN. NO.: 1587            CLASS: 6.1