20.60 26. 4. 2026.
ISO
ISO/TC 345
Међународни стандард
The document specifies a test method for analyzing the carbon content of graphite ore and its products.
This document applies to natural graphite ore and its products.
ПРОЈЕКАТ
ISO/WD 25839
20.60
Завршетак рада на преднацрту стандарда
26. 4. 2026.