BS 1017-1:1989:1990 Edition
$189.07
Sampling of coal and coke – Methods for sampling of coal
Published By | Publication Date | Number of Pages |
BSI | 1990 | 66 |
Fundamentals and basic requirements, precision, numbers and mass of primary increments, mechanical sampling from moving streams, manual sampling, sampling for size analysis, preparation of test samples. Appendices: checking precision, checking sample preparation errors, testing for bias, derivation of formulae, worked examples, determination of primary increment variance.