Alkali Blue Indicator

  • CAS :
    1324-76-1
  • REF :
    24246
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QUANTITY PRICE ENQUIRY
5 gm Rs 670.00
25 gm Rs 2810.00

Product Information

  • Type: Triphenylmethane dye
  • CAS: 28631-66-5
  • EC No.: 249-135-6
  • Color Change: pH 9.4-14.0 (blue to red)
  • Appearance: Dark blue powder

Chemicals Properties

  • Dye Content: ≥ 85%.
  • Appearance: Dark blue powder.
  • pH Range: 9.4 (blue) to 14.0 (red).
  • Color Change: Blue in acid, red in alkali.
  • Solubility: Soluble in ethanol (blue solution), slightly soluble in water.
  • Loss on Drying: ≤ 5.0%.
  • Residue on Ignition: ≤ 1.0%.
  • Indicator Solution: 0.1% in 50% ethanol.
  • Transition Interval: 9.4-14.0.
  • Stability: Stable in solution for 6 months.
  • Sensitivity: Detects pH changes in alkaline range.

Hazard Information

  • Hazard: Causes serious eye irritation.
  • Safety: Wear protective gloves and eye protection.
  • Storage: Store in tightly closed container at room temperature.