potassium metabisulfite

Names

[ CAS No. ]:
4429-42-9

[ Name ]:
potassium metabisulfite

[Synonym ]:
potassium pyrosulfite
potassium bisulphite
potassium m-bisulfite
di-potassium disulphite
potassium bisulfite
dipotassium pyrosulfite
potassium disulfite
potassium metabisulphite

Chemical & Physical Properties

[ Melting Point ]:
190ºC

[ Molecular Formula ]:
HKO3S

[ Molecular Weight ]:
120.16900

[ Exact Mass ]:
119.92800

[ PSA ]:
79.57000

[ LogP ]:
0.20420

[ Water Solubility ]:
H2O: 0.1 M at 20 °C, clear, colorless

Safety Information

[ Hazard Codes ]:
Xi: Irritant;

[ Risk Phrases ]:
31-36/37/38

[ Safety Phrases ]:
26-36

[ WGK Germany ]:
1

[ RTECS ]:
TT4920000

[ HS Code ]:
2832200000

Customs

[ HS Code ]: 2832200000


Related Compounds