มอก. 1167-2536

Scope (English)

Describes identification of acetylsalicylic acid (i.e. infra-red absorption spectrum). Specifies requirements for general characteristics, acetylsalicylic acid content, clarity, colour of solution. Prescribes weight loss on drying, residue on ignition, content of heavy metal, sodium carbonate insoluble substances, sulphate, chloride, readily carbonzeable substances, acetylsalicylic acid and other objectionable substances. Includes packaging, marking, labelling, sampling and criteria for conformity, testing.