1-Amino-2-Naphthol-4-Sulphonic Acid 95% Extrapure

  • CAS :
    116-63-2
  • REF :
    24303
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QUANTITY PRICE ENQUIRY
25 gm Rs 540.00
100 gm Rs 1700.00

Product Information

  • Formula: C₁₀H₉NO₄S
  • CAS: 116-63-2
  • EC No.: 204-156-0
  • M (Molar Mass): 239.25 g/mol
  • Appearance: Gray to brown powder

Chemicals Properties

  • Assay (by titration): ≥ 95.0%.
  • Appearance: Gray to brown powder.
  • Identification: Forms blue color with phosphomolybdic acid.
  • Solubility: Slightly soluble in water, soluble in alkaline solution.
  • Loss on Drying: ≤ 0.5%.
  • Residue on Ignition: ≤ 0.5%.
  • Heavy Metals (as Pb): ≤ 20 ppm.
  • Sulfate (SO₄): ≤ 0.5%.
  • Chloride (Cl): ≤ 0.1%.
  • Related Naphthols: ≤ 5.0%.
  • pH (saturated solution): 3.0-4.0.
  • Reagent for Phosphorus: Used in phosphorus determination.

Hazard Information

  • Hazard: Harmful if swallowed. Causes skin and eye irritation.
  • Safety: Wear protective gloves and eye protection.
  • Storage: Store in tightly closed containers at room temperature. Protect from light.