มอก. 933-2533

Scope (English)

Classifies glacial acetic acid into 2 grades, i.e. food grade and general industrial grade. Specifies requirements for general characteristics, identification (e.g. solubility in water, ethanol or ether content, acidity). Prescribes physical and chemical characteristics (e.g. acetic acid content, freezing point, colour, residue on evaporation, heavy metal). Includes packaging, marking, labelling, sampling, criteria for conformity, testing.