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LC5390 Sodium cyanide


Order number Packaging Quantity Price €
AC32390 Plastic bottle 1 kg Inquire
AC32390 Plastic drum 50 kg Inquire


Product information
Hill Formula CNNa
Chemical formula NaCN
HS Code 2837 11 00
EC number 205-599-4
Molar mass 49.01 g/mol
EC index number 006-007-00-5
CAS number 143-33-9


Chemical and physical data
Solubility 370 g/l (20 °C)
Melting point 563 °C
Molar mass 49.01 g/mol
Density 1.6 g/cm3 (20 °C)
Bulk density 750 kg/m3
pH value 11 – 12 (20 g/l, H2O, 20 °C)
Boiling point 1496 °C
Vapor pressure (20 °C)


Safety information
R Phrase R 26/27/28-32-50/53
Very toxic by inhalation, in contact with skin and if swallowed.Contact with acids liberates very toxic gas.Very toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment.
S Phrase S 7-28-29-45-60-61
Keep container tightly closed.After contact with skin, wash immediately with plenty of water.Do not empty into drains.In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible).This material and its container must be disposed of as hazardous waste.Avoid release to the environment. Refer to special instructions/ Safety data sheets.
Categories of danger very toxic, dangerous for the environment
Hazard Symbol

Very toxic

Dangerous for the environment

Storage class Non combustible substances, toxic
WGK WGK 3 highly water endangering
Disposal 6
Sulfides and sulfites as well as other reducing substances, inorganic cyanides and isonitriles: Stir into sodium hypochlorite solution (Cat. No. 105614) and, if necessary, leave to react for several days. Caution: some substances may show a violent reaction! Draw off any toxic or flammable gases that may be formed. Excess oxidant should be neutralized with sodium thiosulfate (Cat. No. 106513). Container D or E.


Transport information
Declaration (transport by sea) IMDG-Code UN 1689 SODIUM CYANIDE, SOLID, 6.1, I, Marine Pollutant: P, Segregation Group: 6 (Cyanides)
Declaration (transport by air) IATA-DGR UN 1689 SODIUM CYANIDE, SOLID, 6.1, I


Toxicological data
LD 50 oral LD50 rat 4.7 mg/kg
LD 50 dermal LD50 rabbit 7.7 mg/kg