ISO 5069-2:1983

Brown coals and lignites — Principles of sampling — Part 2: Sample preparation for determination of moisture content and for general analysis

The process of sample preparation consists of several operations three of which are fundamental: particle size reduction by crushing or grinding and milling; mixing; decrease of sample mass by dividing the sample (sample division). In most cases, the drying process of the sample is also necessary.

SDO:

ISO

Language:

English

ICS Codes:

73.040

Status:

Withdrawn

Publish date:

1983-11-30

Standard Number:

ISO 5069-2:1983