DIN EN ISO 14780 E : 2017

National foreword<br>National Annex NA (informative) - Bibliography<br>European foreword<br>Foreword <br>Introduction<br>1 Scope<br>2 Normative references<br>3 Terms and definitions<br>4 Symbols<br>5 Principles of correct sample reduction<br>6 Apparatus<br>7 Sample reduction - General principles<br>8 Methods for sample division<br>9 Method for reducing laboratory samples to sub-samples <br>&nbsp;&nbsp;&nbsp;and general analysis samples<br>10 Storage and labelling<br>11 Performance characteristics<br>Annex A (informative) - Precision in relation to division method<br>Annex B (informative) - Scheme of sample preparation for samples <br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;from single delivery<br>Annex C (informative) - Scheme of sample preparation for <br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;samples from continuous delivery<br>Bibliography

Describes methods for reducing combined samples (or increments) to laboratory samples and laboratory samples to sub-samples and general analysis samples and is applicable to solid biofuels.