Property |
Specification |
Test Method |
Appearance |
Colorless crystals or white flakes |
Visual |
Assay (as C₁₀H₂₀O) |
Min 98.0% (typical for USP/EP/BP grade) |
Gas Chromatography (GC) |
Melting Point |
42 – 44°C |
Melting Point Apparatus |
Boiling Point |
~212°C |
Distillation |
Optical Rotation |
[Specific range for USP/EP/BP grade] |
Polarimetry |
Solubility |
Freely soluble in alcohol, slightly soluble in water |
Visual |
Non-volatile Residue |
Max 0.1% |
Gravimetry |
Loss on Drying |
Max 0.5% (typical for USP/EP/BP grade) |
Gravimetry |
Ash |
Max 0.1% (typical for USP/EP/BP grade) |
Sulfated Ash Test |
Sulfated Ash Test |
Max 50 ppm |
Ion Chromatography |