Silica acid precipitated dried

  • CAS :
    1343-98-2
  • REF :
    26363
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QUANTITY PRICE ENQUIRY
500 gm Rs 480.00

Product Information

  • Formula: SiO₂·nH₂O
  • CAS: 112926-00-8
  • EC No.: 231-545-4 (for silica)
  • M: 60.08 g/mol (anhydrous)
  • D: 2.2 g/cm³ (approx.)
  • mp: >1600°C
  • bp: Not applicable
  • Optical Rotation: Not applicable

Chemicals Properties

  • Assay (as SiO₂, ignited basis): ≥ 99.0 %
  • Appearance: White, amorphous, very fine powder.
  • Loss on Drying (at 105°C): ≤ 8.0 %
  • Loss on Ignition (at 1000°C): ≤ 12.0 %
  • pH (5% slurry): 3.5 – 5.0.
  • Chloride (Cl): ≤ 0.02 %
  • Sulfate (SO₄): ≤ 0.02 %
  • Iron (Fe): ≤ 0.02 %
  • Heavy Metals (as Pb): ≤ 30 ppm

Hazard Information

  • Hazard: May cause respiratory irritation. May cause damage to lungs through prolonged or repeated inhalation.
  • Safety: Avoid breathing dust. Use local exhaust ventilation. Wear protective gloves/eye protection.
  • Storage: Store in a cool, dry place in a tightly closed container. Keep away from strong bases and hydrofluoric acid.