red light yellow. Red light yellow powder, insoluble in water. In 5% sodium carbonate and 5% hydrochloric acid has good stability, light fastness not beautiful, in 120 ℃ when stability, when more than 120 ℃ sublimation. Used for alcohol, cool kind of solvent coloring, also used for oil, fat and wax color, also can be used for cellulose esters varnish color.
|
Standard
|
Light Fastness
|
Heat-resistant(℃)
|
water
|
Sodium Carbonate(5%)
|
Hydrochloric acid(5%)
|
|
Melting point
|
Stable
|
|
ISO
|
General
|
|
120
|
Insoluble
|
Well
|
Well
|
