Solvent Red 49
| Product | ||
|---|---|---|
| Product Name | : | rhodamineb base |
| C.I.Hue Name | : | solvent red 49 |
| C.I.Number | : | 45170:1 |
| C.A.S No. | : | 509-34-2 |
| Chemical Class | : | xanthene |
| Hue | : | bright bluish pink |
| Physical Appereance | : | faint rose colour |
| Empirical Formula | : | c28h30o3n2 |
| Molecular Weight | : | 442.56 |
| Strength | : | 100% + 2% against standard. |
| Solubility | : | slightly soluble in acetone, benzene, mineral oil, parafin wax, ethyl acetate very soluble in cellosolve, ethanol & methanol |
| Fastness | : | - |
| Light | : | poor |
| Heat : melting point : stable to |
: | 160oC 110oC |
| Water | : | very good |
| Effect of 5% Na2Co3 | : | slightly soluble |
| Effect of 5% hcl | : | slightly soluble (bluer) |
| Material Supplied as | : | heavy paper bags/ m.s. drums / hdpe carboys inside double polythelene bags |
| Uses | : | for dyeing of cotton, wool, paper, silk & jute, spirit inks & lacquers, soap colouration & distampers. |