BS 5662-1:1987
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
Evaluation of sampling methods for iron ores Experimental methods for evaluation of quality variation
Hardcopy , PDF
03-06-2010
English
30-10-1987
National foreword
Committees responsible
Methods
1 Scope
2 References
3 General conditions
4 Method of investigation for stratified sampling and
systematic sampling
5 Method of investigation for two stage sampling
6 Classification of quality variation
Tables
1 Number of wagons to be selected per single train
2 Classification of quality variation on the values of
standard deviation in the total iron content
Figures
1 Schematic diagram for one investigation
2 Example of schematic diagram for composition of pairs
of subsamples (type 1)
3 Schematic diagram for composition of substrates
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