Повучен
Based on evaporation of a test portion in a platinum dish, followed by ignition in an electric furnace, controlled at (850 50) °C, and weighing. - Replaces ISO Recommendation R 913-1968.
ПОВУЧЕН
ISO 913:1977
95.99
Повучен
27. 5. 2002.
Ispitivanje sumporne kiseline - Određivanje ostatka posle žarenja - Gravimetrijska metoda
95.99 Повучен