INTRODUCTION
Menthol (CAS NO.2216-51-5, Molecular formula: C10H20O) is a levomenthol Crystal abtained from the oils of peppermint.
Menthol (CAS NO.2216-51-5, Molecular formula: C10H20O) is Colorless and transparent, prismatic or needle-like crystals; with a strong Asian mint aroma.
APPLICATION
Menthol Crystal is widely used in medicine, food, tobacco, daily chemical products and other fields.
CERTIFICATE OF ANALYSIS AND FINGERPRINT CHROMATOGRAPH
Product Name: |
Menthol Crystal |
Latin Name: |
Mentha Arvensis |
Batch Number: |
20210815 |
Used Part: |
Mentha Arvensis Oil |
Batch Quantity: |
4075KG |
Analysis Date: |
August 15, 2021 |
Manufacture Date: |
August 15, 2021 |
Certificate Date: |
August 16, 2021 |
ITEM |
SPECIFICATION |
RESULTS |
Description:
Appearance
Odor
Extract Solvents |
Colorless Hexagonal Crystal or Powder
has a pleasant peppermint-like odor
Water Distilled and isolated |
Needlelike Crystal
Conforms
Conforms |
Assay:
Total Menthol |
≥99% |
99.50% |
Physical:
Melting Point (℃)
Specific Rotation (25℃)
Non-Volatile residue |
41.5℃-44.0℃
-50º-49º
≤0.05% |
41.9℃-43.5℃
-49.8 º
0.015% |
Chemical:
Arsenic (As)
Lead (Pb)
Cadmium (Cd)
Mercury (Hg)
Heavy Metals |
≤2ppm
≤5ppm
≤1ppm
≤0.1ppm
≤20ppm |
Conforms
Conforms
Conforms
Conforms
Conforms |
Microbial:
Total Plate Count
Yeast & Mold
E.Coli
Salmonella
Staphylococcus |
≤1000cfu/g Max
≤100cfu/g Max
≤0.3MPN/g
Negative
Negative |
Conforms
Conforms
Conforms
Conforms
Conforms |
Conclusion |
Conform to specification (GB1886.199-2016) |
Storage |
Store in cool & dry place. Keep away from strong light and heat. |
Shelf life |
2 years when properly stored. |
chromatograms-Menthol