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1534 <br /> ' McCamnbell An cal Inc. <br /> Web: <br /> ampbsll.com PE-mairg,CA 94565-1701 <br /> Web:www.mccampbell.com E-mail:mala@mccampbell.com <br /> "When Ouality Counts" Telephone 877-252-9262 Fax:925-252-9269 <br /> • QC SUMMARY REPORT FOR SW8021B/8015Cm <br /> W.O.Sample Matrix: Water QC Matrix: Water WorkOrder 0805377 <br /> EPA Method SW8015Cm Extraction SW5030B BatchlD: 35646 Spiked Sample ID: 0805377.020A <br /> Sample FSpkd MS MSD MS-MSD LCSLCSD LCS-LCSD Acceptance Criteria(%) <br /> Analyte <br /> pg/L pg/L %Rec. %Rec. %RPD %Rec. %Rec. %RPD MS/MSD RPD I LCS/LCSD RPD <br /> TPH(btex!i ND 60 91.6 93.8 2.32 81.7 82.4 0.849 70- 130 20 70- 130 20 <br /> MTBE ND 10 115 112 2.88 93.4 97.5 4.21 70- 130 20 70- 130 20 <br /> Benzene ND 10 96.6 93.1 3.69 87.9 87 1.05 70- 130 20 70- 130 20 <br /> Toluene ND 10 94.2 92.2 2.22 85.8 88.6 3.16 70- 130 20 70- 130 20 <br /> Eth (benzene ND I0 99.5 95.8 3.83 84.7 85.7 1.09 70- 130 20 70- 130 20 <br /> X tones ND 30 109 106 2.91 77 78.4 1.73 70- 130 20 70- 130 20 <br /> /S8; 91 10 94 91 3.38 101 101 0 70- 130 20 70- 130 20 <br /> All target compounds in the Method Blank of this extraction batch were ND less than the method RL with the following exceptions: <br /> NONE <br /> BATCH 35646 SUMMARY <br /> Lab ID Date Sampled Date Extracted Date Analyzed Lab ID Date Sampled Date Extracted Date Analyzed <br /> 0805377-020A 05/14/08 4:05 PM 05/15/08 05/15/08 9:20 PM 0805377-021A 05/14/08 4:20 PM 05/15/08 05/15/08 9:54 PM <br /> 0805377-022A 05/14/08 4:45 PM 05/15/08 05/15/08 10:27 PM 0805377-023A 05/14/08 5:00 PM 05/15/08 05/15/08 11:01 PM <br /> 0805377-024A 05/14/08 5:20 PM 05/16/08 05/16/08 11:57 PMI 0805377-025A 05/14/08 5:50 PM 05/17/08 05/17/08 12:27 AM <br /> 805377-026A 05/14/08 6:10 PM 05/16/08 05/16/08 4:01 AM <br /> MS=Matrix Spike;MSD=Matrix Spike Duplicate;1-CS=Laboratory Control Sample;LCSD=Laboratory Control Sample Duplicate;RPD=Relative Percent Deviation. <br /> %Recovery=100-(MS-Sample)/(Amount Spiked);RPD=100`(MS- MSD)/((MS+MSD)/2). <br /> MS/MSD spike recoveries and/or%RPD may fall outside of laboratory acceptance criteria due to one or more of the following reasons:a)the sample is inhomogenous AND <br /> contains significant concentrations of analyte relative to the amount spiked,or b)the spiked sample's matrix Interferes with the spike recovery. <br /> £TPH(btex)=sum of BTEX areas from the FID. <br /> #cluttered chromatogram;sample peak confutes with surrogate peak. <br /> N/A=not enough sample to perform matrix spike and matrix spike duplicate. <br /> =matrix interference and/or analyte concentration in sample exceeds spike amount for soil matrix or exceeds 2x spike amount for water matrix or sample diluted due to high <br /> trix or analyte content,or inconsistency in sample containers. <br /> DHS ELAP Certification No 1644 QA/QC Officer <br />