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Potassium disulfite

BGC Id:	660131351392
CAS No:	16731-55-8
Synonyms:	dipotassium metabisulfite ; dipotassiumdisulfite ; potassium metabisulfite (k2s2o5) ; potassium m-bisulfite ; potassium pyrosulfite (6ci) ; potassium metabisulf ; dipotassium disulfite ; potassium disulfite (k2s2o5) ; potassium metabisulfite ; dikaliumdisulfit ; potassium bisulfite ; potassium bisulphite ; potassium disulfite ; e224 ; dipotassium pyrosulfite ; pyrosulfurous acid,dipotassium salt (8ci) ; potassium pyrosulfite ; potassium disulphite ; disulfurous acid, potassium salt (1:2) ; disulfurous acid,potassium salt (1:2)
Molecular Formula:	K2O5S2
Molecular Weight:	183.22
EINECS:	240-795-3

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Synonyms:

dipotassium metabisulfite ; dipotassiumdisulfite ; potassium metabisulfite (k2s2o5) ; potassium m-bisulfite ; potassium pyrosulfite (6ci) ; potassium metabisulf ; dipotassium disulfite ; potassium disulfite (k2s2o5) ; potassium metabisulfite ; dikaliumdisulfit ; potassium bisulfite ; potassium bisulphite ; potassium disulfite ; e224 ; dipotassium pyrosulfite ; pyrosulfurous acid,dipotassium salt (8ci) ; potassium pyrosulfite ; potassium disulphite ; disulfurous acid, potassium salt (1:2) ; disulfurous acid,potassium salt (1:2)

CAS:

16731-55-8

EINECS:

240-795-3

Molecular Formula:

K2O5S2

MDL:

MFCD00167605

SMILES:

C1C2CC3CC1CC(C2)(C3)C4=CSC(=N4)N

Properties

Molecular Weight:

183.22 g·mol−1

Density:

2.34 g/cm³

Melting point:

190 °C

Solubility:

H₂O: 0.1 M at 20 °C, clear, colorless

Physical Description:

white to slightly yellowish fine cryst. powder

Safety Information

Hazard Symbols: Xi

Europe standard Hazard pictograms, code and definition

Hazard Classes:

Risk Codes:

31-36/37/38-41 (R)

Safety Codes:

26-36-39 (S)

WGK Germany:

RTECS:

TT4920000

The following providers cannot be verified precisely. The companies have offered the product in the past, but despite all care, the companies could not confirm it 100 percent!

CG Chem. GmbH & Co. KG

CG Chemikalien GmbH & Co.KG is one of the leading chemical suppliers in Germany and was founded in Laatzen near Hanover in 1962. Since then, the com... Request

Sigma-Aldrich International GmbH

Our purpose is to solve the toughest problems in life science by collaborating with the global scientific community - and through that, we aim to acce... Request

Santa Cruz Biotechnology, Inc.

Santa Cruz Biotechnology, Inc. now offers over 140,000 specialty biochemicals under our ChemCruz™ brand. Santa Cruz Biotechnology, Inc. is focused... Request

What other providers are available for CAS 16731-55-8?

In addition to the providers presented here for Potassium disulfite with the CAS number 16731-55-8, there are other 45 providers with slightly different product names available for this CAS number.

Potassium pyrosulfite

Fox Chemicals GmbH +3 additional providers that we know from the past

Potassium metabisulfite

Potassium metabisulfite Reag.

+2 additional providers that we know from the past

Potassium metabisulfite, Pharma

+2 additional providers that we know from the past

Disulfurous acid,potassium salt (1:2)