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y s <br /> ANEM <br /> ENVIRONMENTAL � f <br /> Analytical Chemists <br /> May 21, 2008 Lab ID : STK0834694 <br /> Neil Anderson & Associates Customer : 3-9574 <br /> Quality Control - Organic <br /> Constituent Method Date/11) Type Units Conc, QC Data DQO Note <br /> Organic <br /> L21-Dibromoethanc(ED13) 504 05/16/2008:204843 Blank ug/L ND <0.02 <br /> LCS ug/L 0.2949 93.0% 70-130 <br /> BS ug/L 0.2949 94.2% 70-130 <br /> BSD ug/L 0.2949 93.4% 70-130 <br /> BSRPD ug/L 0.2954 0.9% <30 <br /> 1,3-Dibromopropanc Blank ug/L 0.58% 70-130 70-130 <br /> LCS ug/L 0.5896 101 % 70-130 <br /> BS ug/L 0.5896 116% 70-130 <br /> BSD ug/L 0.5896 90.8% 70-130 <br /> BSRPD ug/L 0.2954 24.2% <_30 <br /> 13DBP 504.1 05/17/2008205358 CCV ug/L 10.02 101 % 70-130 <br /> CCV ug/L 10.02 101 % 70-130 <br /> DBCP 504 05/16/2008:204843 Blank ug/L ND <0.01 <br /> LCS ug/L 0.2949 88.0% 70-130 <br /> BS ug/L 0.2949 93.49E 70-130 <br /> BSD ug/L 0.2949 88.4% 70-130 <br /> BSRPD ug/L 0.2954 5.5% <30 <br /> 504.1 05/17/2008:205358 CCV ug/L 5.000 92.4% 70-130 <br /> CCV u L 10.00 112% 70-130 <br /> EDB CCV ug/L 5.000 99.2 q 70-130 <br /> CCV ug/L 10.(X) 112% 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 /> BS Blank Spikes-A blank is spiked with a known amount of analyte. It is prepared to verify that the preparation process is not <br /> affecting analyte recovery. <br /> BSD :Blank Spike Duplicate of BS/BSD pair-A blank duplicate is spiked with a known amount of analyte. It is prepared to verify <br /> that the preparation process is not affecting analyte recovery. <br /> BSRPD :BS/BSD Relative Percent Difference(RPD)-The BS 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 /> 1 Qw Data QualitZ Ob ective-This is the criteria against which the qualitcontrol data is com ared. <br /> Corporate Offices 6 Laboratory Office 6 Laboratory Office&Laboratory Field Office <br /> 853 Corporation Street 2500 Stagecoach Road 563 E. Undo Avenue Visalia.California <br /> Santa Paula.CA 93060 Stockton.CA 95215 Chico,CA 95926 TEL 559/734-9473 <br /> TEL 805/392-2000 TEL:209/942-0182 TEL'.530/343-5818 Mobile.559/737-2399 <br /> FAX 805/525-4172 FAX,209/942-0423 FAX 530/343-3807 FAX 559/734-8435 <br /> CA NFLAP Certification No.01110CA CA ELAP Certification No. 1563 CA FLAP Certification No 2670 <br />