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McCampbell Analytical jnc. 1534 Willow Pass Road,Pittsburg,CA 94565-1701 <br /> Web:www.mcmmpbell.com E-mail:maint@mcczmpbell.com <br /> "When Quality Counts" I Telephone:877-252-9262 Fax:925-252-9269 <br /> • QC SUMMARY REPORT FOR SW8021B/8015Cm <br /> W.O.Sample Matrix: Soil OC Matrix: Soil WorkOrder 0805377 <br /> EPA Method SW8021B/8015Cm Extraction SW5030B BatchlD: 35572 Spiked Sample ID: 0805321.00IA <br /> Analyte Sample Spiked k4S MSD MS-MSD LCS LCSD LCS-LCSD Acceptance Criteria(%) <br /> mg/Kg mg/Kg %Rec. %Rec. %RPD a/ Rec. a/Rec. %RPD MS/MSD RPD LCS/LCSD RPD <br /> TPH(btex5 NO 0.60 98.1 99.1 0.997 107 91.3 16.3 70- 130 20 70- 130 20 <br /> MTBE ND 0.10 100 108 7.63 93.3 102 8.89 70- 130 20 70- 130 20 <br /> Benzene ND 0.10 89.8 91.9 2.25 89.6 95.4 6.27 70- 130 20 70- 130 20 <br /> Toluene ND 0.10 72.2 70.8 1.91 76.4 81 5.90 70- 130 20 70- 130 20 <br /> Etb (benzene ND 0.10 88.2 88.1 0.153 1 87.4 88.5 1.23 70- 130 20 70- 130 20 <br /> Xylenes NO 0.30 78.8 1 78.4 0.459 79.4 81.5 1 2.55 70- 130 20 70- 130 20 <br /> %SS: 80 0.10 77 1 78 1.35 82 81 1 1.00 70- 130 20 70- 130 20 <br /> All target compounds in the Method Blank of this extraction batch were NO less than the method RL with the following exceptions: <br /> NONE <br /> BATCH 35572 SUMMARY <br /> Lab ID Date Sampled Date Extracted Date Analyzed Lab ID Date Sampled Date Extracted Date Analyzed <br /> 0805377-OOIA 05/14/08 9:45 AM 05/14/08 05/15/08 4:50 PM 0805377-002A 05/14/08 10:00 AM 05/14/08 05/17/08 2:26 AM <br /> 0805377-003A 05/14/08 10:50 AM 05/14/08 05/15/08 6:07 PM 0805377-004A 05/14/08 11:00 AM 05/14/08 05/15/08 6:43 PM <br /> 0805377-006A 05/14/08 11:30 AM 05/14/08 05/15/08 7:19 PMI 0805377-007A 05/14/08 11:40 AM 05/14/08 05/15/08 8:29 PM I <br /> 805377-009A 05/14/08 12:25 PM 05/14/08 05/15/08 9:04 PM 0805377-OIOA 05/14/08 12:40 PM 05/14/08 05/15/08 10:13 PM I <br /> 805377-011A 05/14/08 12:50 PM 05/14/08 05/17/08 2:56 AM 0805377-012A 05/14/08 1:45 PM 05/14/08 05/16/08 4:35 AM I <br /> 0805377-014A 05/14/08 2:05 PM 05/14/08 05/16/08 12:33 AM 0805377-015A 05/14/08 2:25 PM 05/14/08 05/16/08 2:17 AM I <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)I(Amount Spiked);RPD=100'(MS- MSD)I((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 /> NIA=not enough sample to perform matrix spike and matrix spike duplicate. <br /> R=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. <br /> DHS ELAP Certification No 1644 QA/QC Officer <br />