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110 2nd Avenue South #07,Pacheco,CA 94553-5560 <br /> MCCampbell Analytical Inc. Telephone:925-799-1620 Fax:925-798-1622 <br /> h :#%vv w. ca7pbell.com E-mail:niainmccarnpbellxorn <br /> 13' , <br /> QC SUMMARY REPORT FOR SW$021B/8015Cm <br /> ,1 <br /> Matrix: S �j F WorkOrder: 0307510 <br /> EPA Method: SW8021B/8015Cm Extraction: SW5030B BatchlD:8007! ' Spiked Sample ID: 0307500-002A <br /> Sample Spiked MS' MSD* MS-MSI). LCs LCSD 'LCS-LCSD Acceptance Criteria(%) <br /> mg/Kg mg/Kg %Rec. %Rec. °/fl RPD %Rec. j %Rec. % RPD Low High <br /> TPH(btex)£ ND 0.60 93.2 93.8 0.642 h03 X102 1.00 70 130 <br />(I <br /> t MTBE ND 0.10 92.5 98.5 6.29 910.2 3189.5 0.839 70 130 <br /> Benzene ND 0.10 86.5 91.5 5.70 94.3 1193.3 I.03 70 130 <br /> ( ND 0.10 86.9 92 5.76 94.4 93.8 0.628 70 130 <br /> Toluene :,. <br /> Ethylbenzene ND 0.10 90.9 96.4 5.88 94 94.1 0.159 70 130 <br /> q, Xylenes ND 0.30 90.7 99 8.79 95.3 195.3 0 70 130 <br /> %SS: 106 100 96.7 97.1 0.461 90.6 188.5 2.35 70 130 <br /> All target compounds in the Method Blank of this extraction batch were ND less than the methlol d RL with the following exceptions: <br /> NONE 11 <br /> i <br /> iirrr <br /> 'I <br /> I� <br /> 3i�I e <br /> MS=Matrix Spike;MSD=Matrix Spike Duplicate;LCS=Laboratory Control Sample;LC SD=Laboratory Contlrol Sample Duplicate;RPD=Relative Percent <br /> Deviation. �31 <br /> i <br /> %Recovery=100'(MS-Sample)1(Amount Spiked);RPD=10o`(MS-MSD)!(MS+MSD) 2. <br /> MS and/or MSD spike recoveries may not be near 100%or the RPDs near 0%if:a)the sample is 1inhomogenous AND contains significant concentrations of <br /> analyte relative to the amount spiked,orb)if that specific sample matrix interferes with spike recovery. <br /> £TPH(btex)=sum of BTEX areas from the FID. <br /> li <br /> " #cluttered chromatogram;sample peak coelutes with surrogate peak. <br /> NIA 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 /> a <br />