Product description:
Neutral Black 2S-RL, black brown uniform powder. Soluble in water.
Product parameter:
CAS No. | 57693-14-8;61847-77-6 |
| EINECS No. | 260-906-9 |
| C.I.No. | 15711 |
| Strength | 140% |
| Molecular formula | C40H20CrN6NaO14S2(-2) |
| Molecular weight | 947.73 |
| Application | Used for dyeing wool, silk, nylon, wool blended fabrics and direct printing of wool and silk fabrics. Bright color, good evenness. Used for wool and other fibers in the same bath dyeing, silk dyeing, nylon stained seriously, acetate fiber and cellulose fiber slightly stained. This product is also used as food dye and organic pigment. It can also be used for coloring leather, paper, etc |
| Density | 1539 at 20℃ |
| Pressure of vapor | 0Pa at 25℃ |
| Solubility | 2.46g/L in organic solvents at 20 ℃ |
| Water solubility | 100g/L at 20℃ |
| Coefficient of acidity | 9.34 at 20 ℃ |
Product picture:
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