Laserfiche WebLink
ENVIRONMENTALAGRICULTURAL <br /> Analytical Chemists <br /> June 30,2020 Lab ID : STK2038788 <br /> Live Oak Geo Environmental Customer : 3-16608 <br /> Quality Control - Organic <br /> Constituent Method Date/ID T}pe Units Conc. (1C Data I)Q0 Note <br /> Organic <br /> 1,2-Dibromoethane(EDB) 504 06/23/20:207204MCA QMDL ug/L 0.01889 99.8% 60-140 <br /> Blank ug/L ND <0.02 <br /> LCS ug/L 0.2408 115% 70-130 <br /> LCS ug/L 0.2374 139% 70-130 330 <br /> MS ug/L 0.2409 139% 70-130 435 <br /> (STK2038266-001) MSD ug/L 0.2403 152% 70-130 435 <br /> MSRPD u /L 0.5639 8.7% S30 <br /> 1,3-Dibromopropane 504 06/23/20:207204MCA QMDL ug/L 0.5584 109% 70-130 <br /> Blank ug/L 0.5612 121% 70-130 <br /> LCS ug/L 0.5652 127% 70-130 <br /> LCS ug/L 0.5573 159% 70-130 330 <br /> MS ug/L 0.5653 161% 70-130 435 <br /> (STK2038266-001) MSD ug/L 0.5639 200% 70-130 435 <br /> MSRPD I u /L 0.5639 21.5% S30 <br /> DBUII 504 06/23/20:207204MCA QMDL ug/L 0.01889 124% 60-140 <br /> Blank ug/L ND <0.01 <br /> LCS ug/L 0.2408 107% 70-130 <br /> LCS ug/L 0.2374 152% 70-130 330 <br /> MS ug/L 0.2409 145% 70-130 435 <br /> (STK2038266-001) MSD ug/L 0.2403 184% 70-130 435 <br /> MSRPD I u /L 0.5639 1 233% S30 <br /> 13DBP 504.1 06/24120:209894MCA CCV ug/L 7.481 134% 70-130 362 <br /> CCV u /L 9.975 133% 70-130 362 <br /> BCP 504.1 06/24/20:209894MCA CCV ug/L 2.000 115% 70-130 <br /> CCV u /L 5.000 114% 70-130 <br /> DB 504.1 06/24/20:209894MCA CCV ug/L 2.000 114% 70-130 <br /> CCV u /L 1 5.000 109% 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 analyte.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 preparation <br /> and analysis. <br /> ND :Non-detect-Result was below the DQO listed for the analyte. <br /> D O :Data Quality Objective-This is the criteria against which the quality control data is compared. <br /> Explanation <br /> 330 :The LCS was out of acceptance limits.Results may be biased high. <br /> 362 :Surrogates are qualified on Control Chart Limits,these are CCV limits.See individual sample reports. <br /> 435 :Sample matrix may be affecting this analyte.Data was accepted based on the LCS or CCV recovery. <br /> Page 6 of 7 <br /> Corporate Offices&Laboratory Office&Laboratory Office&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 Visalia,CA 93291 <br /> TEL:(805)392-2000 TEL:(209)942-0182 TEL:(530)343-5818 TEL:(805)783-2940 TEL:(559)734-9473 <br /> Env FAX:(805)525-4172/Ag FAX:(805)392-2063 FAX:(209)942-0423 FAX:(530)343-3807 FAX:(805)783-2912 FAX:(559)734-8435 <br /> CA ELAP Certification No.1673 CA ELAP Certification No.1563 CA ELAP Certification No.2670 CA ELAP Certification No.2775 CA ELAP Certification No.2810 <br />