Technical Specification of Potassium Metabisulphite Potassium Metabisulphite | Formula | K2S2O5 |
| Molecular Weight | 222 |
| Assay as K2S2O5 | 95 % Min |
| pH of 5% Solution | 4 ± 0.5 |
| Iron as Fe, Percentage by Mass | 0.005 % Max |
| Heavy Metals as Pb, Percentage by Mass | 0.01% |
| 10% Solution | Clear & Colorless |
Description: White crystalline powder, free from extraneous Matter with a faint odour of sulphur dioxide gas.
STANDARD PACKING : - 25 Kg. / 50 Kg. HDPE bag with extra liner inside.
*Special packaging requirements can be accommodated.
The product is tested by our standard analytical method. 
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