Acid Red 51:1
Pigment Red 172
Spiro(isobenzofuran-1(3H),9'-(9H)xanthen)-3-one, 3',6'-dihydroxy-2',4',5',7'-tetraiodo-, aluminum salt (3:2)
Molecular Formula & Molecular Weight
Molecular Formula: C60H18I12Al2O15
Molecular Weight: 2555.59
Solubility: insoluble in water.
Risk: irritation, irritation to skin, eye.
Ecology: may be hazardous to environment. Water body should be given special attention.
Characteristics: excellent dispersing, emulsifying abilities. Fluorescent dye.
Quality standards & test methods
physical and chemical indexes
Actives*, %, ≥
*: should be marked on molecular weight.
Use as dye. eg: personal care products, food.