Application and parameters of Solvent Green 7
Density(g/cm3) |
0.40 |
Melting Point(°C) |
200 |
Light Fastness |
7 |
Heat resistance |
300 |
Acetone |
2.2 |
Butyl Acetate |
- |
Methylbenzene |
3.92 |
Dichloromethane |
14.9 |
Ethylalcohol |
1.0 |
slightly soluble in glacial acetic acid, 30% hydrochloric acid, insoluble in acetic acid: 0% hydrochloric acid.
Preparation method: 1,3,6,8-vegetable tetrasulfonic acid is refluxed with 15% - 20% sodium hydroxide, and the plant also conducts hydrolysis reaction with ammonia water. Under this condition, the product contains 8-amino-1,3,6-trisulfonic acid. Reference: gb441408krsmetische Faerbemittel,1984: C-ext. gelb 24
Coloring of Foods, Drugs and Cosmetics, 1999:250-251
PB 4120, 451-5
Annalen,540( 193 9),205
Federal Security Agency, Food and Drug Administration, I: ;i-tar Color Regulations( 1940)
Name:
Akasol Pyranine Green(ACD)
D&C Green No 8(WJ)
D&C Green No 8(90129)( Al)
mainly used for coloring different kinds of plastics, such as PS, HIPS,ABS,PC,PVC,PMMA,SAN,AS,ETC,can also used in colouring separation of oil products, resin and other light industrial products.
Mainly used in medicine and cosmetics coloring.
20 or 25kg/compound bag, carton box, iron drum, fiber durm for powder dye and 1000kg/tank for liquid dye