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Potassium Metabisulfite, Crystal, NF
Product Name
Potassium Metabisulfite, Crystal, NF
Cat.No.
CDC10-0063
Particle Size
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Product Details
Category
Antioxidant Cosmetic Chemicals
Molecular Formula
K2S2O5
CAS Number
16731-55-8
Synonyms
Potassium metabisulfite, Potassium pyrosulfite
Purity
≥98%
Solubility
H2O: 0.1 M at 20 °C, clear, colorless
Quality Level
200
Storage
Store at 5°C to 30°C.
Application
Potassium disulfite has been used in a protocol for the modification of the polydimethylsiloxane (PDMS) polymer surfaces.
Melting Point
190°C
Density
2.34 g/cm3
Product Description
Potassium disulfite (Potassium metabisulfite, PMB) is an inorganic salt with antimicrobial properties. It is a sulfiting agent that prevents browning of foods. Its genotoxic and cytotoxic effect has been assessed. PMB undergoes hydrolysis to form potassium bisulfite.
EC Number
240-795-3
Molecular Weight (g/mol)
222.32
Physical State
Powder
MDL number
MFCD00167605
NACRES
NA.55
pH
2.5-4.5 (25℃, 0.1M in H2O)
InChI Key
RWPGFSMJFRPDDP-UHFFFAOYSA-L
SMILES
[K+].[K+].[O-]S(=O)S([O-])(=O)=O
InChI
1S/2K.H2O5S2/c;;1-6(2)7(3,4)5/h;;(H,1,2)(H,3,4,5)/q2*+1;/p-2
Hazard Codes
Xi
Safety Statements
26-36-39
WGK Germany
1
RTECS
TT4920000
HS Code
28322000
Water Solubility
Soluble in water. Insoluble in ethanol.
Color
White to slightly yellow
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Please note: Our products and services are not intended to be used directly in diagnostic or therapeutic procedures.
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