Potassium metabisulphite 95% Extrapure

  • CAS :
    16731-55-8
  • REF :
    26181
image
QUANTITY PRICE ENQUIRY
500 gm Rs 570.00
5 kg Rs 4780.00

Product Information

  • Formula: K₂S₂O₅
  • CAS: 16731-55-8
  • EC No.: 240-795-3
  • M (Molar Mass): 222.32 g/mol
  • D (Density): 2.34 g/cm³
  • mp (Melting Point): Decomposes
  • bp (Boiling Point): Not applicable
  • Optical Rotation: Not applicable

Chemicals Properties

  • Assay (as K₂S₂O₅): ≥ 95.0 %
  • Appearance: White crystalline powder or granules.
  • Identification (by SO₂): Passes test.
  • Solubility (1% in water): Clear, colorless solution (with SO₂ smell).
  • Iron (Fe): ≤ 10 ppm
  • Heavy Metals (as Pb): ≤ 10 ppm
  • Selenium (Se): ≤ 10 ppm

Hazard Information

  • Hazard: May cause allergy or asthma symptoms or breathing difficulties if inhaled. May cause skin irritation. Harmful if swallowed.
  • Safety: Avoid breathing dust. Use only in well-ventilated areas. Wear protective gloves and eye protection.
  • Storage: Store in a tightly closed container in a cool, dry, well-ventilated place. Keep away from moisture and oxidizing agents.