DIN EN 16909 E : 2017

National foreword<br>National Annex NA (informative) - Bibliography<br>European foreword <br>Introduction <br>1 Scope <br>2 Normative references <br>3 Terms, definitions and abbreviations <br>4 Principle <br>5 Materials and instruments<br>6 Sampling<br>7 Transport and storage<br>8 Analysis<br>9 Artefacts and interferences<br>10 Quality assurance/quality control (QA/QC) <br>11 Calculation of concentrations of EC and OC <br>12 Data recording <br>13 Determination of measurement uncertainty <br>Annex A (informative) - Example of a logbook<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;information <br>Annex B (informative) - An example of a standard<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;operating procedure for analysing EC and OC <br>Annex C (informative) - Methods for the assessment<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;of carbonate carbon <br>Annex D (informative) - Preparation of stock sucrose<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;solutions and calibration standards <br>Annex E (informative) - Example for the determination<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;of measurement uncertainty <br>Annex F (informative) - Statistical analysis of Organic<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Carbon (OC), Elemental Carbon (EC) and Total<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Carbon (TC) concentrations collected on filters<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;from field validation exercise <br>Annex G (informative) - Good example for an<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;instrument blank laser signal for EUSAAR2 <br>Bibliography

Covers for the measurement of elemental carbon (EC) and organic carbon (OC) following the requirement for all EU member states to measure EC and OC in particulate matter from June 2010 at background sites according to the Council Directive 2008/50/EC on ambient air quality and cleaner air for Europe.