Sodium bisulphite Extrapure

  • CAS :
    7631-90-5
  • REF :
    26421
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QUANTITY PRICE ENQUIRY
500 gm Rs 340.00

Product Information

  • Formula: NaHSO₃ (commercial product often a mixture with Na₂S₂O₅)
  • CAS: 7631-90-5
  • EC No.: 231-548-0
  • M (Molar Mass): 104.06 g/mol
  • D (Density): 1.48 g/cm³
  • mp (Melting Point): Decomposes
  • bp (Boiling Point): Not applicable
  • Optical Rotation: Not applicable

Chemicals Properties

  • Assay (as SO₂): ≥ 58.5 % (minimum)
  • Appearance: White crystalline powder or granules. Sulfur dioxide odor.
  • Identification (SO₂ evolution with acid): Passes test.
  • Solubility: Soluble in water.
  • Chloride (Cl): ≤ 0.01 %
  • Heavy Metals (as Pb): ≤ 10 ppm

Hazard Information

  • Hazard: May cause allergy or asthma symptoms or breathing difficulties if inhaled. Harmful if swallowed. Causes skin irritation.
  • 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.