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�F,O tN ACCpgory <br /> ENVIRONMENTAL a <br /> e <br /> � Y <br /> January`, 111t1U"A' CHEMISTS Lab ID STK630769 <br /> Precision Enviro-Tech Customer : 3-13102 <br /> ' Quality Control - Organic <br /> Constituent Method Date/ID Type Units Cone. QC Data DQO Note <br /> DBCP 504.1 01,'26/2006:A203 Blank ug/L ND <0.01 <br /> LCS ug/L 0.2949 110% 70-130 <br /> BS ug/L 0.2949 110% 70-130 <br /> BSD ug/L 0.2949 107%r 70-130 <br /> BSRPD ug/L 2.9% <_30 <br /> 504.1 01/26/2006:A 01-CCV ug/L 5.000 106% 70-130 <br /> 02-CCV ug/L 10.00 121% 70-130 <br /> 1.3-Dibronlopropane-Surrogate 504.1 01/26/2006:A203 Blank ug/L 0.5868 107% 70-130 <br /> LCS ug/L 0.5868 104% 70-130 <br /> BS ug/L 0.5868 104% 70-130 <br /> BSD ug/L 0.5868 110% 70-130 <br /> 504.1 01/26/2006:.0 01-CCV ug/L 9.975 108% 70-130 <br /> 02-CCV ug/I. 9.975 118% 70-130 <br /> Definitions <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 <br /> recovery. <br /> BS/BSD Blank Spikes - A blank is spiked with a known amount of analyte. It is prepared to verify that the preparation <br /> process is not affecting analyte recovery. <br /> CCV Continuing Calibration Verification - Analyzed to verify dte instrument calibration is within criteria. <br /> ND Non-detect - Result was below the DQO listed for the analyte. <br /> DQO Data Quality Objective - This is the criteria against which the quality control data is compared. <br /> STK630769: Quality Control Page 1 <br /> Corporate Offices&Laboratory Office&Laboratory Field Office <br /> P.O.Box 272 1853 Corporation Street 2500 Stagecoach Road Visalia,California <br /> Santa Paula,CA 93061-0272 Stockton,CA 95215 TEL: (559)734-9473 <br /> TEL: (805)392-2000 TEL: (209)942-0182 FAX: (559)734-8435 <br /> FAX: (805)525-4172 FAX: (209)942-0423 Mobile: (559)737-2399 <br /> CANE LAP Certification No.01110CA CA ELAP Certification No. 1563 <br /> CA ELAP Certification No. 1573 <br />