ISO/DIS 13909-4
ISO 13909-4:2016 describes the preparation of samples of coal from the combination of primary increments to the preparation of samples for specific tests.
SDO:
ISO
Language:
English
ICS Codes:
73.040;
75.160.10
Status:
Draft
Publish date:
1969-12-30
Standard Number:
ISO/DIS 13909-4