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SRPS ISO 8215:1992

Surface active agents — Washing powders — Determination of total silica content — Gravimetric method

Mar 17, 1992
Mar 17, 1992

General information

90.92     Mar 14, 2025

ISS

H091

International Standard

71.100.40  

Serbian  

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Scope

From a test portion all ethanol-soluble matter is removed by extraction with ethanol. The solution of the ethanol-insoluble residue is treated with hydrochloric acid and evaporated to dryness. The residue is dissolved in water and the operations are repeated twice. From the solution obtained after this operations the precipitate is filtered, washed, heated to 900 °C and weighed.

Life cycle

NOW

PUBLISHED
SRPS ISO 8215:1992
90.92 Standard to be revised
Mar 14, 2025

Related project

Adopted from ISO 8215:1985