BS ISO 13909-3:2001:2008 Edition
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Hard coal and coke. Mechanical sampling – Coal. Sampling from stationary lots
| Published By | Publication Date | Number of Pages |
| BSI | 2008 | 26 |
PDF Catalog
| PDF Pages | PDF Title |
|---|---|
| 3 | Hard coal and coke�— Mechanical sampling�— |
| 5 | Contents Page |
| 6 | Foreword |
| 7 | Hard coal and coke�— Mechanical sampling�— 1��� Scope 2��� Normative references 3��� Terms and definitions |
| 8 | 4��� Establishing a sampling scheme 4.1��� General 4.2��� Continuous and intermittent sampling 4.2.1��� Continuous sampling 4.2.2��� Intermittent sampling |
| 9 | 4.3��� Design of the sampling scheme 4.3.1��� Material to be sampled 4.3.2��� Division of lots 4.3.3��� Precision of results 4.3.4��� Bias of results |
| 10 | 4.4��� Precision of sampling 4.4.1��� Precision and total variance 4.4.2��� Primary increment variance |
| 11 | 4.4.3��� Sub-lot variance 4.4.4��� Preparation and testing variance 4.4.5��� Number of sub-lots and number of increments per sub-lot 4.4.5.1��� General |
| 12 | 4.4.5.2��� Continuous sampling 4.4.5.3��� Intermittent sampling |
| 13 | 4.5��� Minimum mass of sample |
| 14 | 4.6��� Mass of primary increment |
| 15 | 4.7��� Size analysis 5��� Methods of sampling from wagons, barges and ships 5.1��� General |
| 16 | 5.2��� Number of increments and sub-lots 5.2.1��� General analysis and moisture samples 5.2.2��� Common sample 5.3��� Taking the increments |
| 17 | 5.4��� Distribution of increments 5.4.1��� Wagons 5.4.1.1��� Selection of wagons 5.4.1.2��� Position of increments within wagons 5.4.2��� Barges 5.4.3��� Ships 5.4.4��� Random selection of increments |
| 18 | 6��� Methods of sampling from stockpiles 7��� Sampling equipment — mechanical auger |
| 19 | 8��� Handling and storage of samples |
| 20 | 9��� Sample preparation 10��� Minimization of bias 10.1��� Causes of bias 10.2��� Checking for precision and bias |
| 21 | 11��� Verification |
| 22 | Examples of calculations of the number of sub-lots and number of increments per sub-lot (sampling… A.1��� Continuous sampling A.1.1��� Example�1 A.1.2��� Example�2 |
| 23 | A.1.3��� Example�3 A.2��� Intermittent sampling A.2.1��� Example�1 |
| 24 | A.2.2��� Example�2 |
| 25 | Bibliography |
