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McCampbell Analytical, Inc. 1534 Willow Pass Road,Pittsburg,CA 94565-1701 <br /> We <br /> www.mccampbell.com E-mail:main(6mccampbell.com <br /> "When Oualitv Counts" Telephone:877-252-9262 Fax:925-252-9269 <br /> QC SUMMARY REPORT FOR SW8021B/8015Cm <br /> W.O.Sample Matrix: Soil OC Matrix: Soil BatchlD: 39879 WorkOrder 0811805 <br /> EPA Method SW8021B/8015Cm Extraction SW5030B Spiked Sample ID: 0811750-001A <br /> Analyte Sample Spiked MS MSD MS-MSD LCS LCSD LCS-LCSD Acceptance Criteria(%) <br /> mg/Kg mg/Kg %Rec. %Rec. %RPD %Rec. %Rec. %RPD MS/MSD RPD LCS/LCSD RPD <br /> TPH(btex5 ND 0.60 109 109 0 81 93.8 14.7 70- 130 20 70- 130 20 <br /> MTBE ND 0.10 90 91 1.05 85.2 92.4 8.07 70- 130 20 70- 130 20 <br /> Benzene ND 0.10 83.2 88.8 6.40 85.9 94.3 9.38 70- 130 20 70- 130 20 <br /> Toluene ND 0.10 98.9 96 3.03 78.3 86.7 10.2 70- 130 20 70- 130 20 <br /> Eth (benzene ND 0.10 107 98.7 7.93 88.9 98.5 10.2 70- 130 20 70- 130 20 <br /> Xylenes ND 0.30 123 114 7.56 87 95.9 9.78 70- 130 20 70- 130 20 <br /> %SS: 91 0.10 1 121 1 114 6.39 83 1 92 1 10.4 70- 130 20 1 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 39879 SUMMARY <br /> Lab ID Date Sampled Date Extracted Date Analyzed Lab ID Date Sampled Date Extracted Date Analyzed <br /> 0811805-027A 11/24/08 10:20 AM 11/25/08 12/03/08 3:26 AM <br /> MS=Matrix Spike;MSD=Matrix Spike Duplicate;LCS=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 coelutes with surrogate peak. <br /> N/A=not enough sample to perform matrix spike and matrix spike duplicate. <br /> NR=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 /> matrix or analyte content. <br /> DHS ELAP Certification 1644 QA/QC Officer <br />