Manganese and chromium ores — Experimental methods for checking the precision of sample division
NORMA vydaná dňa 23.10.1986
Označenie normy: ISO 8530:1986
Dátum vydania normy: 23.10.1986
Počet strán: 5
Približná hmotnosť: 15 g (0.03 libier)
Krajina: Medzinárodná technická norma
Kategória: Technické normy ISO
Description / Abstract: The checking applies to manganese and chromium ores, whether natural or processed, being carried out in accordance with the methods specified in the relevant International Standards. Includes general conditions for division of experimental samples and experimental methods of division a) in three or more stages or b) in one or two stages.