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.