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oot� <br /> C�IRl�r�r� o�IL- -�S�aboratory AntiCERTIFICATE OFANALYSIS <br /> Tuesday,May 3,2016 <br /> Attention: William Little <br /> Advanced GeoEnvironmental, Inc. Report Page 23 of 25 <br /> 837 Shaw Road <br /> Stockton, CA 95215 <br /> Volatile Organic Compounds by EPA Method 8260B-Quality Control <br /> Precision Enviro-Tech <br /> Reporting Spike Source %REC RPD <br /> Analyte Result Limit Units Level Result %REC Limits RPD Limit Notes <br /> Batch AD60614-Volatiles <br /> Matrix Spike Dup(AD60614-MSDI) Source:6040629-02 Prepared&Analyzed:06-Apr-l6 <br /> Benzene 22.0 2.00 ug/kg 24.0 ND 92 60-124 12 15 <br /> Chlorobenzene 21.8 2.00 24.0 ND 91 60-117 3 15 <br /> 1,1-Dichloroethene 23.7 2.00 24.0 ND 99 70-133 1 15 <br /> Toluene 24.4 2.00 24.0 ND 102 65-122 8 15 <br /> Trichloroethene 32.5 2.00 24.0 ND 135 65-117 5 15 QM-05 <br /> Surrogate:1.2-Dichloroethane-d4 44.4 40.0 112 76-130 <br /> mg1L=milligrams per Lifer=ppm DLR=Detection Limil for Purpose of Reporling. <br /> uglL=micrograms per Liter=ppb Exceptional sample matrices or interferences may <br /> result in higher detection limits. <br /> RESPECTFULLY SUBMITTED, <br /> Jonathan Le,Laboratory Director <br /> 3935 N. Coronado Ave Stockton CA. 95204 Dhone: (209) 477-8105 Fax: (209)546-7497 <br />