Potassium disulphite ≥96.0%, AnalaR NORMAPUR® analytical reagent
Supplier: VWR Chemicals
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Danger
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Synonyms:
Potassium pyrosulphite
, Dipotassium disulphite
, Potassium metabisulphite
, di-Potassium disulphite
VWRC26805.291EA
53.2
SGD
VWRC26805.291
Potassium disulphite ≥96.0%, AnalaR NORMAPUR® analytical reagent
di-Potassium disulphite
Formula:
K₂O₅S₂ MW: 222,33 g/mol Melting Pt: 190 °C Density: 1,2 g/cm³ (20 °C) |
MDL Number:
MFCD00167605 CAS Number: 16731-55-8 EINECS: 240-795-3 Merck Index: 12,07811 |
Specification Test Results
Assay | Min. 96.0 % |
Heavy metals (as Pb) | Max. 10 ppm |
Insolubility in water | Max. 50 ppm |
Cl (Chloride) | Max. 50 ppm |
As (Arsenic) | Max. 1 ppm |
Cu (Copper) | Max. 10 ppm |
Fe (Iron) | Max. 5 ppm |
Zn (Zinc) | Max. 10 ppm |
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About VWR
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