ISO 2487:1973
Potassium sulphate for industrial use; Determination of sulphate content; Barium sulphate gravimetric method

Standard No.

ISO 2487:1973

Release Date

1973

Published By

International Organization for Standardization (ISO)

Status

Withdraw 2002-05

Latest

ISO 2487:1973

Scope

The principle consists in dissolution of a test portion and precipitation of the sulphate ions by barium chloride in boiling acid medium. Filtration, washing and ignition of the precipitate. Weighing the barium sulphate.

ISO 2487:1973 history

• 1973 ISO 2487:1973 Potassium sulphate for industrial use; Determination of sulphate content; Barium sulphate gravimetric method