BS ISO 14488:2007

Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Abbreviations and symbols
5 Principles of sampling and sample splitting
  5.1 General
  5.2 Fundamental error
  5.3 Total error/number of samples or increments
6 Sampling plan
7 General procedures
  7.1 Safety precautions
  7.2 Primary sampling
  7.3 Sample handling
  7.4 Sample containers
  7.5 Marking of sample containers
8 Sample division techniques
  8.1 General
  8.2 Spinning riffler
  8.3 Static riffle divider
  8.4 Coning and quartering
  8.5 Increment division method
  8.6 Scoop sampling
  8.7 Sampling from paste
  8.8 Suspension sampling
9 Validation
Annex A (informative) Calculation of variances at different
         stages in the sampling sequence
Annex B (informative) Estimation of sampling errors and
        minimum mass of sample
Bibliography

Describes methods for obtaining a test sample from a defined bulk of particulate material (powder, paste, suspension or dust) that can be considered to be representative of that bulk with a defined confidence level.