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Mc("` 1534 Willow Pass Road, Pitts CA 94565-1701 <br />`-'a 171J �Pi Ana (�/ a • I n C • Toll Free Telephone: (877) 252-9262 /Fax: (925) 252-9269 <br />"When Quality Counts" http://www.nwcanipbeH.eom /E-mail: roam@mccampbell.com <br />1 <br />W.O. Sample Matrix: Soil <br />QC SUMMARY REPORT FOR SW8021B/8015Bm <br />QC Matrix: Soil BatchlD: 63420 WorkOrder. 1112398 <br />EPA Method: SW8021 B/8015Bm <br />Extraction: SW5030B <br />BATCH 63420 SUMMARY <br />Spiked Sample ID: <br />1112398-007A <br />Analyte <br />Sample <br />mg/Kg <br />Spiked <br />mg/Kg <br />MS <br />% Rec. <br />MSD <br />% Rec. <br />MS -MSD <br />% RPD <br />LCS <br />% Rec. <br />Acceptance Criteria (%) <br />MS / MSD RPD LCS <br />TPH(btex)£ <br />ND <br />0.60 <br />78.2 <br />80.8 <br />3.21 <br />79.1 <br />70-130 <br />20 <br />70-130 <br />MTBE <br />ND <br />0.10 <br />103 <br />108 <br />4.71 <br />102 <br />70-130 <br />20 <br />70-130 <br />Benzene <br />ND <br />0.10 <br />89.7 <br />96 <br />6.83 <br />89.1 <br />70-130 <br />20 <br />70-130 <br />Toluene <br />ND <br />0.10 <br />91.9 <br />98.5 <br />6.96 <br />91.6 <br />70-130 <br />20 <br />70-130 <br />Ethylbenzene <br />ND <br />0.10 <br />95.4 <br />103 <br />7.83 <br />1 95.3 <br />70-130 <br />20 <br />70-130 <br />Xylenes <br />ND <br />0.30 <br />95.6 <br />102 <br />6.68 <br />1 95.8 <br />70-130 <br />20 <br />70-130 <br />%SS: <br />104 <br />0.10 <br />86 <br />86 <br />0 <br />86 <br />70-130 <br />20 <br />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 />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 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 = 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 matrix <br />' or analyte content. <br />DHS ELAP Certification 1644 <br />I. QA/QC Officer <br />Page 21 of 22 <br />BATCH 63420 SUMMARY <br />Lab ID <br />Date Sampled <br />Date Extracted <br />Date Analyzed <br />Lab ID <br />Date Sampled <br />Date Extracted <br />Date Analyzed <br />1112398-OOIA <br />12/13/11 1:45 PM <br />12/13/11 <br />12/13/11 10:04 PM <br />1112398-002A <br />12/13/112:24 PM <br />12/13/11 <br />12/13/11 10:34 Ph <br />1112398-003A <br />12/13/112:05 PM <br />12/13/11 <br />12/14/112:03 AM <br />1112398-004A <br />12/13/112:40 PM <br />12/13/11 <br />12/14/112:32 AN <br />1112398-005A <br />12/13/112:45 PM <br />12/13/11 <br />12/14/113:02 AM <br />1112398-006A <br />12/13/112:50 PM <br />12/13/11 <br />12/14/116:59 AN <br />1112398-007A <br />12/13/113:08 PM <br />12/13/11 <br />12/13/11 11:07 PM <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 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 = 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 matrix <br />' or analyte content. <br />DHS ELAP Certification 1644 <br />I. QA/QC Officer <br />Page 21 of 22 <br />