POTASSIUM CYANIDE suppliers

Melting point:

634 °C (lit.)

Boiling point:

1625 °C

Density 

1.00 g/mL at 20 °C

vapor pressure 

1.8hPa at 634.5℃

Flash point:

1625°C

storage temp. 

Poison room

solubility 

H₂O: 1 M at 20 °C, clear, colorless

form 

Solid

pka

9.36[at 20 ℃]

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℃

Symbol(GHS) 

GHS05,GHS06,GHS08,GHS09

Signal word 

Danger

Hazard statements 

H290-H300+H310+H330-H372-H410

Precautionary statements 

P262-P273-P280-P302+P352+P310-P304+P340+P310-P314

Hazard Codes 

T+,N

Risk Statements 

26/27/28-32-50/53

Safety Statements 

7-28-29-45-60-61

RIDADR 

UN 1680 6.1/PG 1

WGK Germany 

3

RTECS 

TS8750000

F 

3-8-10-23

TSCA 

Yes

HS Code 

2837 19 00

HazardClass 

6.1

PackingGroup 

I

Toxicity

LD50 orally in rats: 10 mg/kg (Hayes)

IDLA

25 mg/m3(as CN)