Product: | Weak Acid Blue |
Colour Index Name: | ACID Blue 80 |
Class: | 61585 |
CAS No: | 4474-24-2 |
Chemical Formulae: | C 32 H28 N2 NA2O8S2 |
Powder Appearance: | Dark Blue crystalline Powder |
Colour Strength: | 85 % Dye Content / ABS 0.390/0.002% |
Solubility at 80° C: | Minimum 50 Grams per Litre |
Insolubles: | Maximum 0.1 % |
pH of 1% Solution: | Between 7 and 8 |
Moisture: | less than 2 % |
Forbidden Amines: | Less than detectible limits |