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110 2nd Avenue South,9D7,Pacheco,CA 94553-5560 <br /> Telephone:925-798-1620 Fax i 925.798-1622 <br /> McCampbell Analytical Inc. <br /> hv://www.mccampbcil.com )email:main@mccampbell.com <br /> { <br /> t <br /> QC SUMMARY REPORT FOR SW8021B/8015Cm <br /> Matrix:A ' WorkOrder: 0207239 <br /> EPA Method: SW8021B/8015Cm Extraction: SW5030B BatchlD:3023 Spiked Sample ID: 0207246-001A <br /> r <br /> Sample Spiked MS* MSD* MS-MSD* LCS LCSD KLCS-LCSD Acceptance Criteria(%) <br /> f 1 Compound <br /> t Pg/L Ng/L %Rec. %Rec. %RPD %Rec. %Rec. RPD Low High <br /> TPH(gas) ND 60 90.4 91.1 0.803 99.7 107 6.79 <br /> 801 120 <br /> MTBE ND 10 81.1 84.2 3.76 90.7 93.9 3.49 ! 80 120 <br /> Benzene Nil 10 84.8 88.6 4.33 103 109 5.26 80 120 <br /> Toluene ND 10 90.4 94.3 4.25 106 112 5.86 80i. 120 <br /> Ethylbenzene ND 10 93.3 96.8 3.65 105 112 6.49 , 80 120 <br /> Xylenes ND 30 94.3 95.3 1.05 107 113 6.06 80 120 <br /> %5S: 101 100 96.4 98,1 1.83 104 105 0.908' 80 120 <br /> I � - <br /> All target compounds in the Method Blank of this extraction batch were ND less than the method RL with the following exceptions: <br /> v NONE <br /> 1 <br /> i <br /> t <br /> C , <br /> l MS=Matrix Spike;MSD=Matrix Spike Duplicate;LCS=Laboratory Control Sample;LCSD=Laboratory Control Sample Duplicate;RPD=Relative Percent <br /> ! Deviation. <br /> N/A=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 /> 1 <br /> Recovery=100'(MS-Sample)/{Amount Spiked);RPD=100"(MS-MSD)!(M5+MSD)*2. <br /> MS and/or MSD spike recoveries may not be near 100%or the BPDs near 0%if:a)the sample is inhomogenous AND contains significant concentrations of <br /> analyte relative to the amount spiked,or b)if that specific sample matrix interferes with spike recovery. <br /> it <br />