| PDF Pages<\/th>\n | PDF Title<\/th>\n<\/tr>\n | ||||||
|---|---|---|---|---|---|---|---|
| 61<\/td>\n | Foreword <\/td>\n<\/tr>\n | ||||||
| 63<\/td>\n | 1 Scope 2 Normative references 3 Terms and definitions 4 Establishing a sampling scheme 4.1 General <\/td>\n<\/tr>\n | ||||||
| 64<\/td>\n | 4.2 Design of the sampling scheme 4.2.1 Material to be sampled 4.2.2 Division of lots 4.2.3 Basis of sampling 4.2.4 Precision of sampling <\/td>\n<\/tr>\n | ||||||
| 65<\/td>\n | 4.2.5 Bias of sampling 4.3 Precision of results 4.3.1 Precision and total variance <\/td>\n<\/tr>\n | ||||||
| 66<\/td>\n | 4.3.2 Primary increment variance 4.3.3 Preparation and testing variance 4.3.4 Number of sub-lots and number of increments per sub-lot <\/td>\n<\/tr>\n | ||||||
| 69<\/td>\n | 4.4 Minimum mass of sample <\/td>\n<\/tr>\n | ||||||
| 71<\/td>\n | 4.5 Mass of primary increment 4.6 Size analysis <\/td>\n<\/tr>\n | ||||||
| 72<\/td>\n | 5 Methods of sampling 5.1 General <\/td>\n<\/tr>\n | ||||||
| 73<\/td>\n | 5.2 Time-basis sampling 5.2.1 Method of taking primary increments 5.2.2 Sampling interval 5.2.3 Mass of increment 5.3 Mass-basis sampling 5.3.1 Method of taking primary increments <\/td>\n<\/tr>\n | ||||||
| 74<\/td>\n | 5.3.2 Sampling interval 5.3.3 Mass of increment 5.4 Stratified random sampling 5.4.1 General <\/td>\n<\/tr>\n | ||||||
| 75<\/td>\n | 5.4.2 Time-basis stratified random sampling 5.4.3 Mass-basis stratified random sampling 5.5 Reference sampling 6 Design of mechanical samplers 6.1 Safety 6.2 Information 6.3 Basic requirements <\/td>\n<\/tr>\n | ||||||
| 76<\/td>\n | 6.4 Location of sampling equipment 6.5 Provision for checking precision 6.6 Provision for testing for bias 6.7 General requirements for designing mechanical samplers 6.8 Design of falling-stream-type samplers 6.8.1 General <\/td>\n<\/tr>\n | ||||||
| 77<\/td>\n | 6.8.2 Cutter velocity <\/td>\n<\/tr>\n | ||||||
| 79<\/td>\n | 6.9 Cross-belt-type primary samplers 6.9.1 Operation <\/td>\n<\/tr>\n | ||||||
| 82<\/td>\n | 6.9.2 Design of cross-belt samplers <\/td>\n<\/tr>\n | ||||||
| 83<\/td>\n | 6.10 Maintenance and checking of sampling equipment <\/td>\n<\/tr>\n | ||||||
| 84<\/td>\n | 7 Handling and storage of samples <\/td>\n<\/tr>\n | ||||||
| 85<\/td>\n | 8 Sample preparation 9 Bias 9.1 Minimization of bias <\/td>\n<\/tr>\n | ||||||
| 86<\/td>\n | 9.2 Checking for precision and bias 10 Verification <\/td>\n<\/tr>\n | ||||||
| 87<\/td>\n | Annex\u00a0A (normative) Evaluation of sampling equipment for mass-basis sampling <\/td>\n<\/tr>\n | ||||||
| 92<\/td>\n | Bibliography <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":" Tracked Changes. Hard coal and coke. Mechanical sampling – Coal. Sampling from moving streams<\/b><\/p>\n |