Publikuar
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.
PUBLISHED
ISO 8542:1986
90.93
Standard confirmed
25 mar 2022
ABANDON
ISO/WD 8542
Minerale mangani dhe kromi - Metodat eksperimentale për vlerësimin e ndryshimit të cilësisë dhe metodat për kontrollin e saktësisë së mostrave
60.60 Standard published