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TÜV Rheinland Energie und Umwelt GmbH Luftreinhaltung Report on the suitability test of the ambient air quality measuring system Model 5030i SHARP with PM2.5 pre-separator of the company Thermo Fisher Scientific for the component suspended particulate matter PM2.5, Report-No.: 936/21209885/F Page 194 of 424 Annex 6 No. 31 32 34 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 * volatile PM-compounds, Ambient conditions at field test sites Date Test site Mean PM2,5-conc. [µg/m³] 13.4 19.4 4/7/2011 Cologne, Winter 4/8/2011 4/9/2011 4/10/2011 11.4 4/11/2011 15.1 4/12/2011 8.6 4/13/2011 12.3 4/14/2011 19.5 4/15/2011 12.4 4/16/2011 4/17/2011 4/18/2011 17.1 4/19/2011 17.7 4/20/2011 20.4 4/21/2011 4/22/2011 4/23/2011 4/24/2011 4/25/2011 20.2 4/26/2011 17.3 4/27/2011 4/28/2011 17.0 4/29/2011 19.2 4/30/2011 13.1 5/1/2011 6.8 5/2/2011 9.3 5/3/2011 9.2 5/4/2011 11.4 5/5/2011 5/6/2011 13.6 determined with parallel operated TEOM-FDMS-systems 740300_2013_936_21209885F_EN.docx PM2,5 volatiles [µg/m³]* 5.5 Ratio volatiles / PM2,5 [%] 40.7 2.9 3.2 4.4 3.1 2.2 2.5 3.0 2.8 2.9 3.0 2.6 2.5 2.3 2.4 1.9 7.5 5.4 2.8 2.5 2.3 2.1 2.2 2.9 3.8 2.8 33.9 26.2 22.4 24.7 17.8 15.8 14.2 12.0 11.0 31.5 14.7 19.0 32.9 23.0 24.4 25.2 20.3 Mean ambient temperature [°C] 13.8 12.9 11.3 14.0 16.0 7.7 10.1 8.0 10.4 11.9 11.4 14.3 15.5 16.6 17.8 20.0 18.0 18.1 16.8 16.7 10.8 14.2 17.2 16.9 14.8 11.0 10.0 9.7 14.1 18.6 Max. ambient temperature [°C] 21.6 18.2 18.9 23.1 25.0 12.4 14.3 14.2 17.0 16.9 19.2 21.2 25.5 25.7 26.3 27.8 28.9 28.0 26.0 23.4 12.5 20.5 24.9 24.2 22.4 17.8 17.2 16.2 19.8 24.8 Page 2 of 11 Ambient pressure [hPa] 1019 1018 1018 1016 1012 1018 1013 1013 1014 1017 1017 1011 1009 1008 1006 1003 1005 1011 1013 1011 1010 1005 1002 1002 1002 1004 1011 1016 1015 1012 Rel. humidity [%] 67.2 64.7 59.8 60.2 58.8 66.7 57.1 65.4 53.6 51.7 53.7 48.6 52.4 51.3 54.1 51.8 58.0 51.7 50.3 51.5 90.4 77.6 56.8 47.4 44.5 53.3 49.4 61.5 46.9 41.1 Wind velocity [m/s] 3.0 2.9 1.3 1.1 3.9 4.1 2.0 0.6 1.2 0.9 1.2 1.9 1.2 1.1 0.7 1.3 0.7 1.0 1.2 1.8 0.7 0.7 1.7 1.7 1.6 2.0 1.0 1.3 2.2 2.5 Wind direction [°] 245 255 183 191 244 257 203 159 169 166 139 149 146 154 180 146 152 172 153 166 213 176 112 141 111 116 164 168 119 110 Precipitation [mm] 0.0 0.0 0.0 0.0 2.7 0.9 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 8.3 0.0 0.0 0.0 2.1 8.9 0.3 3.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0