Muby Chemicals established in the year 1976, is pioneer in Manufacturing Chemicals for Oil and Gas Exploration, Hydraulic Fracturing (Fracking) and coiled tube Chemicals.Our advanced chemistry leading to an innovative and high-performance product range is coupled with effective on and off site management services.
We are manufacturer of Specialty chemicals, Pharmaceutical Excipients, Fragrance & Flavorchemicals in India, which are of IP, BP, USP, Ph. Eur., FCC or Food Grade, ACS, AR or Analytical Reagent Grade, LR or Laboratory Reagent Grade, Pure and Technical Grades of various chemicals.
Dementholised Mint Oil
Ph Eur
DEFINITION
Essential oil obtained by steam distillation from the fresh, flowering aerial parts, recently gathered from Mentha canadensis L. (syn. M. arvensis L. var. glabrata (Benth) Fern., M. arvensis var. piperascens Malinv. ex Holmes), followed by partial separation of menthol by crystallisation.
CHARACTERS
Appearance: Colourless, pale yellow or greenish-yellow liquid. Characteristic odour.
IDENTIFICATION
First identification B.
Second identification A.
A. Thin-layer chromatography
B. Examine the chromatograms obtained in the test for chromatographic profile.
TESTS
Relative density: 0.888 to 0.910.
Refractive index: 1.456 to 1.470.
Optical rotation: – 16.0° to – 34.0°.
Acid value: Maximum 1.0, determined on 5.00 g of the substance to be examined dissolved in 50 mL of the prescribed mixture of solvents.
Chromatographic profile:
The percentages are within the following ranges:
limonene: 1.5 per cent to 7.0 per cent
cineole: maximum 1.5 per cent
menthone: 17.0 per cent to 35.0 per cent
isomenthone: 5.0 per cent to 13.0 per cent
menthyl acetate: 1.5 per cent to 7.0 per cent
isopulegol : 1.0 per cent to 3.0 per cent
menthol : 30.0 per cent to 50.0 per cent
pulegone: maximum 2.5 per cent
carvone: maximum 2.0 per cent.
The ratio of cineole content to limonene content is less than 1.
STORAGE
At a temperature not exceeding 25C