Reactant for biochemical identification and culture media additive. (+)-Xylose; Wood sugar.
| Physical Properties | |
| Physical state at 20 °C | Solid |
| Colour | White crystalline |
| Odour | Odorless |
| pH value | 4.5 - 6.0 |
| Melting point/ Freezing point [°C] | 154 - 158 °C |
| Density [g/cm3] | 1.525 |
| Solubility in water [% weight] | 150.13 g/l at 20 °C |
| Specification | |
| Appearance | White crystalline powder |
| Specific optical rotation ([?]20/D; 10% w/v solution containing 0.4% v/v of 5M ammonia ) | +18.50 to +19.50 deg |
| Acidity | Passes test |
| Loss on drying (at 100°C) | Max 0.5% |
| Sulphated ash | Max 0.1% |
| Lead (Pb) | Max 0.001% |
| Chloride (Cl) | Max 0.033% |
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