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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 | 
Product range
| Ph Indicator | Chemicals Lab Bulk | Catalyst | Herbs | Intermediates | 
| Cesium Salts | Hydrazine Salts | Direct Dyes | Acid Dyes | Solvents | 
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