Physical Properties
Physical state at 20 °C | Solid | Odour | Odorless |
Melting point/ Freezing point [°C] | 167 – 170 °C | Solubility in water [% weight] | 182 g/l at 20 °C – completely soluble |
Colour | White crystalline | ||
pH value | 5 – 6.5 at 182 g/l at 25 °C | Vapour density | 9.06 |
Safety Information and Hazard Symbols
Specifications
Appearance | White crystalline powder |
Assay | 98.0-102.0% |
Melting | point 166 – 169°C |
Specific optical rotation ([α]20/D) | +23 to +25° |
Loss on drying (at 110°C) | Max 0.5% |
Free acid | Max 0.1 ml N% |
Sulphated ash | Max 0.05% |
Reducing sugars (as glucose) Max 0.2% | Max 0.2% |
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