CAS No.: | 89-78-1 |
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Formula: | C10h20o |
EINECS: | 201-939-0 |
Certification: | ISO, FDA, HACCP |
Packaging Material: | Plastic |
Storage Method: | Normal |
Samples: |
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Customization: |
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Item | Specifications | Results | |
USP31 | BP2012 | ||
Identification | Colorless, transparent hexagonal or needlelike crystals. | Conforms | |
Melting point | 41~44ºC | About43ºC | 41.5~42.5ºC |
Solubility | 1g soluble in 5ml of 90%(v/v) alcohol, forming a clear solution | Conforms | |
Specific rotation | -45°~-51° | About-50° | -49.68° |
Limit of nonvolatile residue | Not overrun 0.05 under condition of 105ºC | 0.01 | |
Organic volatile impurities | Solvent-Use dimethyl sulfoxide | Meets the requirement | |
Chromatographic purity | The peak response due to menthol is not less than 98% | ≥99.3% | |
As content | ≤3ppm | <3ppm | |
Heavy metals | ≤10ppm | <10ppm | |
Residue on ignition | ≤0.1% | 0.03% | |
Related substances | Examine by gas chromatography | Conforms | |
Conclusion | The results conform with BP2012/USP31 standards |
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