Ponceau 6R, or Crystal ponceau 6R, Crystal scarlet, Brilliant crystal scarlet 6R, Acid Red 44, or C.I. 16250, is a red azo dye. It is soluble in water and slightly soluble in ethanol. It is used as a food dye, with E Number E126. It is also used in Histology, for staining fibrin with the MSB Trichcomb stain. It usually comes as disodium salt.
Brilliant Crystal Scarlet C.I. 16250
£36.98 – £125.94
Synonyms:Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â C.I. 16250; Acid Red 44; Ponceau 6R; Crystal Ponceau 6R; Brilliant Crystal ScarletÂ
Molecular Formula:                         C20H12N2Na2O7S2Â
Molecular Weight:                             502.43
Description:Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Dark brown powderÂ
Melting Point:Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â > 300 Deg. CÂ
Lambda Max:Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â 509-514 nmÂ
Dye content:Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â ~ 80%Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â
Solubility 0.1% (Water):Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Clear red solutionÂ
Loss on drying:Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â <20%Â at 110 Deg. C/ 1 hourÂ
Not considered harmful under normal laboratory conditions
Cas No: 2766-77-0
HS CODE:Â 32041983
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Additional information
| Weight | N/A |
|---|---|
| Pack Size | 25gm, 50gm, 100gm |
