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1 <br /> 110 2nd Avenue South,11D7,Pacheco,CA 94553-5560 <br /> McCampbell Analytical, Inc. Telephone:925-798-1620 Fax:925-798-1622 <br /> Website:a-ww.rnccarnpbell.com E-mail:main@mccanTbell.com <br /> QC SUMMARY REPORT FOR SW8021B/$015Cm <br /> W.O.Sample Matrix: Water OC Matrix: Water WorkOrder: 0502074 <br /> EPA Method: SW802113/8015Crn Extraction: SW5030B BatchlD: 14901 Spiked Sample ID: 0502064-001A <br /> Analyte Sample Spiked MS' MSD" MS-MSD` LOS LCSD LCS-LCSD Acceptance Criteria(%o) <br /> pg1L pg/L %Rec. % Rec. %RPD % Rec. % Rec. % RPD MS 1 MSD LCS/LCSD <br /> TPH(btex)£ ND 60 81.8 86.1 5.04 95.8 99.8 4.07 70- 130 70-130 <br /> MTBE ND 10 81.6 84.5 3.44 89.6 95 5.85 70-130 70- 130 <br /> Benzene ND 10 85.7 97.8 13.2 90.2 94.1 4.24 70-130 70-130 <br /> Toluene ND 10 89.1 99.1 10.7 89.3 97.1 8.40 70-130 70-130 <br /> Ethylbenzene ND 10 97.1 99.9 2.91 89.8 96.9 7.62 70-130 70-130 <br /> Xylenes ND 30 99.3 99.7 0.335 85.7 90.3 5.30 70-130 70-130 <br /> %SS: 114 10 102 .102 0 98 99 1.09 70-130 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 <br /> Deviation. <br /> %Recovery=100'(MS-Sample)1(Amount Spiked);RPD=100'(MS- MSD)1((MS+MSD)12). <br /> MS 1 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 <br /> inhomogenous AND 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 /> 4 Guttered chromatogram;sample peak coelutes with surrogate peak. <br /> N/A=not applicable or not enough sample to perform matrix spike and matrix spike duplicate. <br /> NR=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 or <br /> analyte content. <br /> DHS Certification No. 1644 <br /> QA/QC Officer <br />