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Pigment Blue 8

Catalog Number DYE-PIG-0304
CAS Number 12224-90-7
Molecular Weight 391.96
Molecular Formula C25H28ClN2+
CI Number C.I.42140:1
Color brilliant blue.
Main Molecular Structure triarylmethane
Properties Soluble in hot water for green blue, soluble in ethanol. In concentrated sulfuric acid for green yellow; After dilution for yellow green. Adding sodium hydroxide in aqueous solution have yellowish-brown precipitation.

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