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Griseofulvin
| ITEMS | LIMIT |
| Appearance | White or yellowish-white powder |
| Identification | According to BP2007/EP6 |
| Particle size | According to BP2007/EP6 |
| Melting point | About 2200C |
| Acidity | 0.25g consumed 0.02M sodium hydroxide NMT 1.0ml |
| Appearance of solution | Clear and not more intensely coloured than reference |
| solution Y4 | |
| Specific optical rotation | +3540 to +3640 |
| Substance soluble in light petroleum | ≤0.2% |
| Sulphated ash | ≤0.2% |
| Loss on drying | ≤1.0% |
| Related substances | -Cl: ≤0.60 -H: ≤0.15 |
| Abnormal toxicity | According to BP2007/EP6 |
| Content (dried substance) | 97.0-102.0% |
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