V800329
Potassium disulfite
LR, ≥95%
Synonym(s):
Potassium metabisulfite, Potassium pyrosulfite
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About This Item
Linear Formula:
K2S2O5
CAS Number:
Molecular Weight:
222.32
EC Number:
MDL number:
UNSPSC Code:
12352302
PubChem Substance ID:
Assay:
≥95%
Grade:
LR
Form:
crystalline powder
grade
LR
product line
Vetec™
Assay
≥95%
form
crystalline powder
SMILES string
[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
InChI key
RWPGFSMJFRPDDP-UHFFFAOYSA-L
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Legal Information
Vetec is a trademark of Merck KGaA, Darmstadt, Germany
Signal Word
Danger
Hazard Statements
Precautionary Statements
Hazard Classifications
Eye Dam. 1
Supplementary Hazards
Storage Class Code
11 - Combustible Solids
WGK
WGK 1
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M Takahashi et al.
Japanese journal of cancer research : Gann, 77(2), 118-124 (1986-02-01)
Ethanol, potassium metabisulfite, formaldehyde and hydrogen peroxide were tested for tumor-promoting activity in a two-stage stomach carcinogenesis experiment. Male outbred Wistar rats were given N-methyl-N'-nitro-N-nitrosoguanidine (MNNG) in the drinking water (100 mg/liter) and a diet supplemented with 10% sodium chloride
W H Yang et al.
CMAJ : Canadian Medical Association journal = journal de l'Association medicale canadienne, 133(9), 865-867 (1985-11-01)
Sulfites are widely used as preservatives in the food and pharmaceutical industries. In the United States more than 250 cases of sulfite-related adverse reactions, including anaphylactic shock, asthmatic attacks, urticaria and angioedema, nausea, abdominal pain and diarrhea, seizures and death
Luca Settanni et al.
Journal of bioscience and bioengineering, 114(6), 606-614 (2012-08-11)
In this work, the yeast ecology associated with the spontaneous fermentation of Grillo cultivar grapes from 10 vineyards was analyzed from grape harvest till complete consumption of must sugars. The microbiological investigation started with the plate count onto two culture
Ayse Yavuz-Kocaman et al.
Environmental and molecular mutagenesis, 49(4), 276-282 (2008-03-14)
Potassium metabisulfite (PMB) is used as an antimicrobial substance in many kinds of foods. In the present study, the effects of PMB on chromosome aberrations (CAs), sister chromatid exchanges (SCEs), and micronucleus (MN) formation in human lymphocytes and as well
Taylor C Wallace et al.
Journal of food science, 76(7), C1010-C1017 (2012-03-16)
Cacao (Theobroma cacao L.) is rich in procyanidins, a large portion of which degrades during the natural fermentation process of producing cocoa powder. Recent advances in technology have enabled scientists to produce unfermented cocoa powder, preserving the original profile of
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