POTASSIUM CYANIDE

Melting point :634 °C (lit.)
Boiling point :1625 °C
Density :1.00 g/mL at 20 °C
bulk density :750kg/m3
vapor pressure :1.8hPa at 634.5℃
Flash point :1625°C
storage temp. :Poison room
solubility :H₂O: 1 M at 20 °C, clear, colorless
pka :9.36[at 20 ℃]
form :Solid
color :White
Specific Gravity :1.52
PH :11-12 (20g/l, H2O, 20°C)
Water Solubility :Highly soluble in water. Soluble in methanol, glycerol, and formamide. Slightly soluble in ethanol.
Sensitive :Hygroscopic
Merck :14,7626
BRN :4652394
Exposure limits :TLV-TWA (measured as CN) skin 5 mg CN/m³ (ACGIH and OSHA); 5 mg CN/m³/ 10 min ceiling (NIOSH).
Stability :Stable. Incompatible with a variety of materials, including acids, iodine, peroxides, permanganates, alkaloids, chloral hydrate, metallic salts. Light and moisture sensitive. Contact with acid generates extremely toxic HCN gas.
LogP :-0.252 at 20℃
CAS DataBase Reference :151-50-8(CAS DataBase Reference)
EPA Substance Registry System :Potassium cyanide (151-50-8)

Symbol(GHS):
Signal word:	Danger
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H290 May be corrosive to metals Corrosive to Metals Category 1 Warning P234, P390, P404 H372 Causes damage to organs through prolonged or repeated exposure Specific target organ toxicity, repeated exposure Category 1 Danger P260, P264, P270, P314, P501 H410 Very toxic to aquatic life with long lasting effects Hazardous to the aquatic environment, long-term hazard Category 1 Warning P273, P391, P501
Precautionary statements:	P262 Do not get in eyes, on skin, or on clothing. P273 Avoid release to the environment. P280 Wear protective gloves/protective clothing/eye protection/face protection. P314 Get medical advice/attention if you feel unwell.