SODIUM CYANIDE  

 

 

SYNONYM: Hydrocyanic acid, sodium salt; Cyanide of sodium; Prussiate of soda; NaCN  

 

 

FORMULAR: NaCN  

 

 

M. W.: 49.00747  

 

 

CAS NO.: 143-33-9  

 

 

H.S. NO.: 2837.1110  

 

 

U.N.NO.: 1689  

 

 

IMO CLASS: 6.1  

 

DESCRIPTION: IT IS SOLID AND COLORLESS CUBIC CRYSTAL OR POWDER, AIR SLACKING, HAVING SLIGHT ODOR OF HYDROGEN CYANIDE GAS AND BEING STRONGLY TOXIC. SPECIFIC GRAVITY IS 1.596, MELTING POINT IS 563.7℃, BOILING POINT IS 1496℃. IT IS POISONOUS. IT IS EASILY MOISTURIZED IN THE AIR. IT IS SOLUBLE IN WATER AND ALCOHOL AND THE WATER SOLUTION IS LIQUID SODIUM CYANIDE. USUALLY LIQUID SODIUM CYANIDE IS PALE YELLOW OR BROWN-RED LIQUID. DURING STORING, IT WILL HYDROLYZE, EASILY REACT WITH ACID AND RELEASE AMMONIA GAS, BECOMING TOXIC. ITS SOLUTION MAY REACT WITH IRON, NICKLE, COPPER, SILVER, ZINC AND COBALT AND PRODUCE RELATIVE SALT.  

 

 

SPECIFICATIONS:  

 

NaCN  

98.0% MIN  

NaOH  

0.5% MAX  

Na2CO3  

0.5% MAX  

H2O  

1.0% MAX  

INSOLUBLES  

0.05% MAX  

 

 

USES: IT IS MAINLY USED IN METALLURGY, ELECTROPLATING, REFINING OF GOLD MINERAL, PESTICIDE, ORGANIC SYNTHESIS, PRODUCTION OF CYANIDE PRODUCTS, ETC.  

 

 

PACKING:   IN IRON DRUMS OF 50 KGS NET EACH, WITH PE INNER LINER, 16MT INTO 1X20’FCL  

 

 

STORAGE: Store in a cool, dry, well-ventilated area away from incompatible substances. Keep away from strong acids. Poison room locked. Keep containers tightly closed. Store protected from moisture.