Manganese and chromium ores -- Experimental methods for evaluation of quality variation and methods for checking the precision of sampling
This standard was last reviewed and confirmed* in 2016.
Specifies experimental methods for the evaluation of quality variation of manganese and chromium ores, whether natural or processed, for the purpose of defining sampling procedure by the mass-basis systematic method and the two-stage method as specified in the relevant International Standards. It also specifies methods for checking the precision of sampling by the mass-basis systematic method and the two-stage method.
Document published on: 1986-11-20 Edition: 1 (Monolingual) ICS: 73.060.20 Status: Published Stage: 90.93 (2016-02-23) TC/SC: ISO/TC 132 Number of Pages: 9
This standard has not been revised
No corrigenda or amendments available