NILE
CHEMICALS
NILE
CHEMICALS
| PHENOLPHTHALEIN YELLOWISH WHITE | ||
| Formula | : | C20H14O4 |
| CAS Number | : | 77-09-8 |
| M. Weight | : | 318.33 |
| Description | : | Yellowish White, Crystalline powder/amorphous powder. |
| Odour | : | Odourless |
| Solubility | : | Soluble in ethanol & insoluble in water. |
| Melting Point | : | Melting Point : 258°C - 263°C |
| Heavy Metals | : | NMT 20ppm |
| Sulphated Ash | : | NMT 0.1% |
| Loss on Drying | : | NMT 1.0% |
| Assay | : | Limit 98% - 102% |
| Melting Point | : | 258°C to 263°C |
| Lead | : | Limit 0.001% |
| Sulphated Ash | : | 0.1% max |
| Loss on Drying | : | not more than 1.0% of its weight. |
| Assay | : | 98.0% to 102% of C20H14O4 calculated on dried basis |
| Use | : | Laxative, Cathartic |
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| PHENOLPHTHALEIN WHITE | ||
| Mol. Formula | : | C20H14O4 |
| Mol. Wt | : | 313.31 |
| Chemical Name | : | 3,3-BIS (4-Hydroxyphenol) Phthalide |
| Descriptions | : | White or yellowish white crystalline powder, |
| Odour | : | Odourless |
| Solubility | : | Insoluble in water, soluble in ethanol & ether |
| Melting Point | : | 258°C to 263°C |
| Lead | : | Limit 0.001% |
| Sulphated Ash | : | 0.1 Max |
| Loss on Drying | : | not more than 1.0% of its weight |
| Assay | : | 98.0% to 102% of C20H14O4 calculated on dried basis |
| Use | : | Laxative, Cathartic |
| YELLOW PHENOLPHTHALEIN | ||
| Formula | : | C20H14O4 |
| CAS Number | : | 77-09-8 |
| Mol. Wt. | : | 318.33 |
| Description | : | Pale yellow coloured powder |
| Solubility | : | Passes |
| Colour of Solution | : | Passes |
| Melting Temperature | : | NLT 255°C |
| Chromatographic Purity | : | NMT 6.0% |
| Loss on Drying | : | NMT 1.0% |
| Residue on ignition | : | NMT 0.1% |
| Heavy Metals | : | NMT 0.0015% |
| Arsenic | : | Passes |
| Assay | : | Limit : 93% - 100% on D.B. |
| Application | : | Laxative |
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