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 |
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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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