NewFood Best Price Supply Colorless Transparent Menthol Crystal
Product picture
Detail parameters
Identification | Colorless, transparent hexagonal or needlelike crystals. |
Melting point (℃) | 41~44℃ |
Boiling Point (°C) | 212 °C |
Flash Point (°C) | 93.3 °C |
Refraction Index at 20°C | 1.458 |
Specific Gravity at 15°C | 0.89 |
Solubility | 1g soluble in 5ml of 90%(v/v) alcohol, forming a clear solution |
Specific rotation (25℃) | -45°~-51° |
Limit of Nonvolatile residue (%) | Not overrun 0.05 under condition of 105℃ |
Organic volatile impurities | Solvent-Use dimethyl sulfoxide |
Chromatographic purity | The peak response due to menthol is not less than 97% |
As Content | ≤3ppm |
Heavy metals | ≤10ppm |
Residue on ignition | ≤0.1% |
Related substances | Examine by gas chromatography |