MERCK 104965.1000 Potassium Cyanide CAS No.151-50-8

Key Spec Table

CAS #	EC Number	Hill Formula	Chemical Formula	Molar Mass
151-50-8	205-792-3	CKN	KCN	65.12 g/mol

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Description
Catalogue Number	104965
Synonyms	Cyanogen potassium

Product Information
CAS number	151-50-8
EC index number	006-007-00-5
EC number	205-792-3
Hill Formula	CKN
Chemical formula	KCN
Molar Mass	65.12 g/mol
HS Code	2837 19 00
Structure formula Image
Quality Level	MQ200

Physicochemical Information
Boiling point	1625 °C (1013 hPa)
Density	1.55 g/cm3 (20 °C)
Melting Point	634 °C
pH value	11 - 12 (20 g/l, H₂O, 20 °C)
Bulk density	750 kg/m3
Solubility	716 g/l

Toxicological Information
LD 50 oral	LD50 Rat 7.49 mg/kg
LD 50 dermal	LD50 Rabbit 14.29 mg/kg

Safety Information according to GHS
Hazard Pictogram(s)
Hazard Statement(s)	H290: May be corrosive to metals.H300 + H310 + H330: Fatal if swallowed, in contact with skin or if inhaled.H372: Causes damage to organs through prolonged or repeated exposure.H410: Very toxic to aquatic life with long lasting effects.EUH032: Contact with acids liberates very toxic gas.
Precautionary Statement(s)	P262: Do not get in eyes, on skin, or on clothing.P273: Avoid release to the environment.P280: Wear protective gloves/ protective clothing.P302 + P352 + P310: IF ON SKIN: Wash with plenty of water. Immediately call a POISON CENTER/doctor.P304 + P340 + P310: IF INHALED: Remove person to fresh air and keep comfortable for breathing. Immediately call a POISON CENTER/doctor.P314: Get medical advice/ attention if you feel unwell.
Signal Word	Danger
RTECS	TS8750000
Storage class	6.1A Combustible, acute toxic Cat. 1 and 2 / very toxic hazardous materials
WGK	WGK 3 highly hazardous to water
Disposal	6Sulfides 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.

Safety Information
Categories of danger	very toxic, dangerous for the environment

Storage and Shipping Information
Storage	Store at +15°C to +25°C.

Transport Information
Declaration (railroad and road) ADR, RID	UN 1680, 6.1, I
Declaration (transport by air) IATA-DGR	UN 1680, 6.1, I
Declaration (transport by sea) IMDG-Code	UN 1680, 6.1, I, Marine Pollutant: P, Segregation Group: 6 (Cyanides)

Specifications
Assay (argentometric)	≥ 96 %
Sulphide (S)	≤ 0.001 %
Na (Sodium)	≤ 1 %