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' I�IWAnue Sauih #D7,Pacheco CA 94553-5560 <br /> McCampbell Analyt>cal Inc I e 925-798-1620 Fax 925-798 1622 <br /> hltp 1ampbell cam E mail main r@sr nccampbell com <br /> . QC SUMMARY REPORT FOR SW802113I8015Cm <br /> Matrix W WorkOrder 0309348 <br />' EPA Method SW8021B18015Cm Extraction SW5030B BatchlD 8581 Spiked Sample ID 0309318-012A <br /> Sample Spiked MS* MSD* MS-MSD LCS LCSD LCS-LCSD Acceptance Criteria(%) <br /> pg/L pg/L % Rec %Rec %RPD %Rec % Rec %RPD Low High <br /> TPH(btex)£ ND 60 983 973 101 106 104 202 70 1 130 <br />' MTBE ND 10 961 986 254 101 102 0 972 70 130 <br /> Benzene ND 10 101 102 1 00 108 110 I 146 70 130 <br /> Toluene ND 10 101 104 220 100 100 0 70 130 <br />' Ethyibenzene ND 10 103 104 1 49 107 105 2 03 70 130 <br /> Xylenes ND 30 103 107 3 17 997 95 7 410 70 130 <br />' %SS 107 100 104 103 0 336 103 104 0 669 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 /> I NONE <br /> I <br /> I <br /> MS=Matrix Spike MSD=Matnx Spike Duplicate ICS=Laboratory Control Sample LCSD=Laboratory Control Sample Duplicate RPD=Relative Percent <br />' Deviation <br /> %Recovery=100*(MS-Sample)!(Amount Spiked) RPD=100'(MS—MSD)!(MS+MSD)*2 <br /> I *MS and for 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 /> . £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=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 /> anaiyte content <br />