China (Mainland)
natural menthol crystal CAS NO.2216-51-5
- Min.Order: 1 Metric Ton
- Payment Terms: L/C,T/T
- Product Details
Keywords
- menthol
- menthol crystal
- natural menthol
Quick Details
- ProName: natural menthol crystal
- CasNo: 2216-51-5
- Appearance: colorless needle-like or prism-like cr...
- Application: Usage [1] natural Menthol crystal is...
- DeliveryTime: within 15 days
- PackAge: 25kg/drum
- Port: Qingdao
- ProductionCapacity: 800 Metric Ton/Year
- Purity: 99.6%min
- Storage: cool and avoid sunlight
- Transportation: by sea
- LimitNum: 1 Metric Ton
Superiority
BP2008/USP31 Natural Menthol Crystal
CAS No.:2216-51-5
FM:C10H20O
Synonym:mentholum
Appearance:colorless needle-like or prism-like crystals.
Melting point:42C-44C
Specific Rotation:-49--50
Not volatile: not more than 1mg
Details
|
Identification |
Colourless ,transparent hexagonal or needlelike crystals. |
Complies with standard |
|
|
Melting point(℃) |
41-44℃ |
About 43℃ |
42.5℃ |
|
Solubility |
1 g soluble in 5ml of 90%(v/v)alcohol. Forming a clear solution |
Complies with standard |
|
|
Specific rotation |
-45°～-51° |
About -50° |
-49.7° |
|
Limit of nonvolatile residue |
Not overrun 0.05 under condition of 105℃ |
0.01 |
|
|
Organic volatile impurities |
Solvent –use dimethyl sulfoxide |
Meets the requirement |
|
|
Chromatographic purity |
The peak response due to menthol is Not less than 97% |
99.6% |
|