 |
| Cantidad: | |
|---|---|
DY157392
6428-31-5
229-208-1
C34H29N13O7S2.2Na
C.I. Direct Black 19 (C.I.35255)
| Index Name | Specifications |
| Appearance | Black Symmetrical Powder |
| Shade(compare with standard) | Similar to Slight |
| Strength(compare with standard) | 100+/-3% |
| Moisture | 5.0% max |
| Insoluble matter | 0.5% max |
| Fineness(180um residue on sieve) | 5.0% max |
| Solubility(80degC ) | 50 g/L |
| Index Name | Specifications |
| Appearance | Black Symmetrical Powder |
| Shade(compare with standard) | Similar to Slight |
| Strength(compare with standard) | 100+/-3% |
| Moisture | 5.0% max |
| Insoluble matter | 0.5% max |
| Fineness(180um residue on sieve) | 5.0% max |
| Solubility(80degC ) | 50 g/L |