ISO 3428:1976

Sodium fluoride for industrial use — Preparation and storage of test samples

Relates to crude samples intended for the determination of moisture content and dried samples for chemical tests. Processing by grinding and sieving until the sample passes completely through a sieve of mesh aperture 0.125 mm. Thoroughly mixing and drying and storing in a tightly closed container.

SDO:

ISO

Language:

English

ICS Codes:

71.060.50

Status:

Withdrawn

Publish date:

1976-03-31

Standard Number:

ISO 3428:1976