Ethanol Absolute

Overview

Absolute (anhydrous) ethanol is ethanol with a purity of at least 99.5% and a very low water content. It is used wherever water must be kept to a minimum, for example in chemical synthesis and moisture-sensitive formulations.

Also known as

Anhydrous ethanol; Dehydrated alcohol; Ethyl alcohol absolute

CAS number

64-17-5

Molecular formula

C2H6O

Molecular weight

46.07

Specifications

Test items	Specifications
Appearance	Colorless transparent liquid
Content /%	≥99.5
Acid value /(mmol/g)	≤0.001
Water content /%	≤0.05
Methanol content /%	≤0.2
Isopropyl alcohol content /%	≤0.05
Carbonyl compounds content /%	≤0.05
Density /(g/cm³)	0.789-0.791

Applications

• Solvent and reaction medium in organic synthesis
• Solvent for coatings, inks, electronics cleaning and extraction
• Raw material for esters and other chemicals
• Fuel ethanol blending

Packaging

160 kg/drum; 800 kg/IBC; ISO tank on request.

Storage

Store in tightly closed containers in a cool, well-ventilated place away from heat, sparks, open flames and oxidizers. Keep containers sealed to prevent moisture pick-up.