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Direct Dyes

We offer the best product range of Congo Red.

Congo Red

  • C.A.S. No. 573-58-0
  • CI NO. 22120
  • M.F. C32H22N6Na2O6S2
  • M.W. 696.66gm/mole
  • Dye Content (by Spectrophotometry) >75%
  • Transition Range pH 3.0-5.2 Violet-Orange Red
  • Solubility 0.1% (Dist. Water) Clear solution
  • Absorption Maximum (Dist.Water) ?max 495-499nm
  • Absorptivity (A1%, 1cm in Water, at ?max) >520
  • Loss On Drying (110°C) <5%
  • Suitability for microscopy Passes test

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GSP Chemical Industries

  • . (GSP Chemical Industries)
  • ESJAY CHEMICALS N - 208 / 209, MIDC, Tarapur, Palghar, Maharashtra - 401506, India
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