Chinese Menthol Crystal BP/USP

A) CHEMICAL NAME: 2-Isopropyl-5-Methyl-Hexanol B) SPECIFICATION Color & Appearance: Colorless, transparent hexagonal or needlelike crystals. Odor: Having Characteristic odor of natural menthol obtained from mentha avensis oil. Melting Point: 42-44 Purity: 99.8% above Non-Volatile Matter: 0.05% Maximum Solubility: 1g soluble in 5ml of 90% (V/V) alcohol, forming a clear solution. Specific Rotation: -49°-50°(25) Thymol Test: Negative Litmus Paper Test: Neutral As Content: 3ppm Maximum Heavy Metal (Pb): 10ppm Maximum Identification: When it is triturated with about an equal weight of camphor, of chloral hydrate, or of phenol, the mixture liquefies. Organic Volatile Impurities, Method V (467) : meet the requirements, dimethyl sulfoxide as solvent Melting Point:42 44 Packing : 25kgs fiber drums or 2.5kgs iron tins C) STORAGE To store in closed containers. Keep in a cool and dry place below 33, avoid sunshine & rain. D) QUALITY GUARANTEE 3 years (under the conditions of fulfilling requirements of storage and transport, and that the packing is complete and sealed). E) Accord with BP2008, USP31