| Acid Red GR |
| Index: |
C.1.Acid Red 73(27290) |
| CAS: |
5413-75-2 |
| Structural formula: |
 |
| Molecular Formula: |
C22H14N4Na2O7S2 |
| Foreign corresponding name: |
Acid red 73; Brilliant Croceine 3BA; C.I.27290; 7-HYDROXY-8-(4-PHENYLAZOPHENYLAZO)-1,3-NAPHTHALENEDISULFONIC ACID DISODIUM SALT; Brilliant Croceine; Brilliant Croceine Scarlet MOO; CI 27290; CI NO 27290; Crocein Scarlet Crocein Scarlet 3B; Crocein Scarlet MOO; Crocein Scarlet MOO 3B; Labitest-BB; LT00847221; Sodium 6-hydroxy-5-(4-phenylazophenylazo)naphthalene-2,4-disulphonate; Solvent Red 69; 3-naphthalenedisulfonicacid,7-hydroxy-8-[[4-(phenylazo)phenyl]azo]-disodi; Acid scarlet GR; Brilliant Scarlet R |
| Appearance: |
red powder |
| Shade: |
similar to standard product |
| Intension: |
100±3% of standard product |
| Water content(%): |
≤5% |
| Water-insoluble: |
≤0.5% |
| Fineness(80 mesh standard riddle remains): |
≤5% |
| Colour fasteness: |
standard depth |
light
resis
tance |
washable(40℃) |
perspiration resistance |
rub resistance |
hot pressure
resistance
(ironing)
(180℃) |
acid |
alkalescence |
Rub
bing |
calico colou
ring |
wool colou
ring |
Rub
bing |
calico colou
ring |
wool colour
ing |
Rub
bing |
calico colo
uring |
wool colou
ring |
dryn
ess |
wet
ness |
1% |
6 |
3-4 |
4-5 |
4-5 |
3-4 |
4 |
4 |
3-4 |
4 |
4 |
4 |
3-4 |
4 |
|
| Use: |
mainly used for coloration of textile, worsted and worsted yarn, and used for coloration of carpet, fur and biology, ink, wood, cement and drugs and anodized aluminium. |
| Packing: |
packed with 25kg carton, and lined with Plastic Film Bags. |
| Store: |
storing in dark, ventilated and dry conditions and preventing sunshine, drenching and pressing heavily. |
