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1534 Willow Pass Road,Pittsburg,CA 94565-1701 <br /> ® McCampbell Analytical, Inc. Toll Free Telephone:(877)252-9262/Fax:(925)252-9269 <br /> When Quality Counts" hap://www.mccampbell.com/E-mail:rrmin@nccampbell.com <br /> QC SUMMARY REPORT FOR SW8021B/8015Bm <br /> W.O.Sample Matrix: Soil QC Matrix: Soil BatchlD:78489 WorkOrder: 1306491 <br /> EPAMethod: SW8015Bm Extraction: SW5030B Spiked Sampla ID: 1306497-001A <br /> Analyte Sample Spiked MS MSD MS-MSD LCS Acceptance Criteria(%) <br /> mg/Kg ni %Rec. %Rec. %RPD %Rec. MS/MSD RPD LCS <br /> TPH(btex)£ ND 0.60 104 104 0 106 70-130 20 70-130 <br /> MTBE ND 0.10 84.4 92.8 9.03 90.2 70-130 20 70-130 <br /> Benzene NO 0.10 108 108 0 106 70-130 20 70-130 <br /> Toluene ND 0.10 108 108 0 108 70-130 20 70-130 <br /> Ethylbenzene ND 0.10 110 108 1.33 107 70-130 20 70-130 <br /> Xylenes ND 0.30 118 116 1.53 115 70-130 20 70-130 <br /> %SS: 90 0.10 109 102 6.52 101 70-130 20 70- 130 <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 78489 SUMMARY <br /> Lab ID Date Sampled Date Extracted Date Analyzed Lab ID Date Sampled Date Extracted Date Analyzed <br /> 1306491-003A 06/17/13 1:00 PM 06/19/13 06/21/13 3:25 AM I 1306491-008A 06/17/13 11:30 AM 06/19/13 06/21/13 155 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'(NIS- 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 foliDmng reasons:a)the sample is inhomogenous AND contains <br /> 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=mabix 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 matrix <br /> or anal a content. <br /> DHS ELAP Certification 1644 QA/QC Officer <br /> Page 9 of I I <br />