Aromatic Oils Peppermint oil or mentha oil

Specifications Test Specification Description Yellow to colorless liquid Odour Aromatic Moisture Content Not more than 0.5% w/w. Specific gravity 0.892 to 0.910 Refractive index 1.48 to 1.49 Optical rotation -180 to - 330 Menthol Content More than 50% w/w Acid value 2 to 10 Ester value 15 to 40 Heavy metals Not more than 20 ppm Lead Not more than 5 ppm Arsenic Not more than 3 ppm Total microbial count Not more than 100 cfu/gm Total yeast and mould Not more than 10 cfu/gm E-coli Absent Salmonella & shigella Absent Pseudomonas aerogenosa Absent