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Pigment Red 191

Catalog Number DYE-PIG-0394
CAS Number 85068-75-3
Structure
Synonyms Ariabel Red 11.42
Molecular Weight 584.1
Molecular Formula C20H10I2O5
CI Number C.I.45425:2
Color yellow red
Lightfastness General
Main Molecular Structure Xanthene
Preparation Method the Fluorescein (C.I.Acid Yellow 73,C.I.45350) in aqueous solution of iodine and iodic acid chloride or iodide, iodine and the second base, then converted to aluminum.
Properties Suitable for PES, ABS color.

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