Objavljen
The method consists in incinerating of a test portion at 550 + 15 C in an electrically heated muffle furnace, until practically constant mass is reached. It isnot applicable to compounded products. It cancels and replaces ISO Recommandation R 749.1968.
OBJAVLJEN
ISO 749:1977
90.93
Odluka o potvrđivanju standarda
14. 6. 2022.
NAPUŠTEN
ISO/CD 749
Uljane sačme i pogače — Određivanje ukupnog pepela
90.93 Odluka o potvrđivanju standarda