peppermint oil price steam distillation plant for mentha oil
Testing Items
Standard Requirements
Testing Result
Single Conclusion
Appearance
Colorless or pale yellowish liquid.
Qualified
Confirmed
Scent
Characteristic aroma of peppermint oil.
Qualified
Confirmed
Relative Density
(20?)
0.896~0.908
0.901
Confirmed
Refractive Index (RI)(20?)
1.4590~1.4650
1.4599
Confirmed
Optical Rotation (20?)
-32°~-18°
-22.95°
Confirmed
Solubility(20?)
Add 1 volume sample to 3.5ml volume of ethanol 70%(v/v), obtaining a settled solution.
Qualified
Confirmed
Acid Value
≤2
0.41
Confirmed
Menthone
15.0%~26.0%
18.7%
Confirmed
Levo-Menthone
32.0%~49.0%
40.9%
Confirmed
Conclusion
This product passes the qualified standard of QB/T 4228-2011 , each of indicators are in accordance with relevant regulation.
