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ENVIRONMENTAL�_ AGRICULTURAL <br /> Analytical Chemists <br /> • November 22,2016 Lab ID : STK1654334 <br /> Live Oak Geo Environmental Customer : 3-16608 <br /> Quality Control - Organic <br /> Constituent Method Date/ID Type Units Cone. QC Data DQO Note <br /> Organic <br /> 12-Dibromoethane(EDB) 504 11/16116:213898SBL Blank ug/L ND <0.02 <br /> LCS ug/L 0.2546 103% 70-130 <br /> LCS ug/L 0.2540 102% 70-130 <br /> MS ug/L 0.2509 102% 70-130 <br /> (STK1654142-001) MSD ug/L 0.2472 80.0% 70-130 <br /> MSRPD ug/L 0.5803 25.5% S30 <br /> 13-Dibromopropane 504 11/16/16:213888SBL Blank ug/L 0.5913 IO2%a 70-130 <br /> LCS ug/L 0.5977 ill% 70-130 <br /> LCS ug/L 0.5961 108% 70-130 <br /> MS ug/L 0.5888 107% 70-130 <br /> (STK1654142-001) MSD ug/L 0.5803 111 %u 70-130 <br /> MSRPD ug/L 0.5803 2.7%u G30 <br /> BCP 504 11/16/16:213888SBL Blank ug/L ND <0.01 <br /> LCS ug/L 0.2546 118% 70-130 <br /> LCS ug/L 0.2540 121 % 70-130 <br /> MS ug/L 0.2509 120% 70-130 <br /> (STK1654142-001) MSD ug/L 0.2472 109% 70-130 <br /> MSRPD ug/L 0.5803 8.7% 530 <br /> 13DBP 504.1 11/17/16:216818SBL CCV ug/L 7.481 104% 70-130 <br /> CCV URIL 9.975 115% 70-130 <br /> BCP 504.1 11/17/16:216818SBL CCV ug/L 2.000 122% 70-130 <br /> CCV ug/L 5.000 112% 70-130 <br /> B 504.1 11/17/16:216818SBL CCV ug/L 2.000 96.0% 1 70-130 <br /> • CCV u L 5.000 95.4% 70-130 <br /> Definition <br /> CCV :Continuing Calibration Verification-Analyzed to verify the instrument calibration is within criteria. <br /> Blank :Method Blank-Prepared to verify that the preparation process is not contributing contamination to the samples. <br /> LCS :Laboratory Control Standard/Sample-Prepared to verify that the preparation process is not affecting analyte recovery. <br /> MS :Matrix Spikes-A random sample is spiked with a known amount of analyte.The recoveries are an indication of how that sample <br /> matrix affects analyte recovery. <br /> MSD :Matrix Spike Duplicate of MS/MSD pair-A random sample duplicate is spiked with a known amount of analyted.The recoveries <br /> are an indication of how that sample matrix affects analyte recovery. <br /> MSRPD :MS/MSD Relative Percent Difference(RPD)-The MS relative percent difference is an indication of precision for the preparafio¢ <br /> and analysis. <br /> ND :Non-detect-Result was below the DQO listed for the analyte. <br /> O :Data Quality Objective-This is the criteria against which the quality control data is compared. <br /> • Page 6 of 7 <br /> Corporate Offices&Laboratory Office&Laboratory Office S Laboratory Office&Laboratory Office&Laboratory <br /> 853 Corporation Street 2500 Stagecoach Road 563 E.Lindo Avenue 3442 Empresa Drive,Suite D 9415 W.Goshen Avenue <br /> Santa Paula,CA 93060 Stockton,CA 95215 Chico,CA 95926 San Luis Obispo,CA 93401 Missile,CA 93291 <br /> TEL:(8051392-2000 TEL:(2091942-0182 TEL:(530)343-5818 TEL (8051783-2940 TEL:(559)734-9473 <br />