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` 110 2nd Avenue South,#D7 Pacheco CA 94553 5560 <br /> McCampbell Analytical Inc I Telephone 925-798-1620 Fax 925-798-1622 <br /> http llwww mecampbel3 cam E-mai! mauiQmccamp6ell com <br /> QC sum ARY REPORT FOR SW8021B/8015Cm <br /> IMatrix W WorkOrder 0302195 <br /> EPA Method SW8021818015Cm Extraction SW5030B BatchlD 5912 Spiked Sample 1D 0302212-003A <br /> Sample Spiked MS* MSD* MS-MSD* LCS LCSD LCS-LCSD Acceptance Criteria(%) <br /> Compound <br /> }rglL �tglL % Rec %Rec � %RPD %Rec I %Rec %RPD Low �l High <br /> I TPH(gas) ND 60 120 122 210 102 103 0 675V71 <br /> MTBE 5 147 10 763 737 208 105 98 8 6 46 <br /> Benzene ND 10 108 111 215 94 5 94 8 0 279 <br />' Toluene ND l0 108 110 2 15 97 9 98 0 0840Ethylbenzene ND 10 111 113 194 96 7 96 7 0 0545Xylenes ND 30 110 117 588 100 100 0%SS 109 100 105 106 0778 85 2 86 2 1 09 <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 /> I <br /> 1 <br />' MS=Matrix Spske MSD=Matrix Spike Duplicate LCS=Laboratory Control Sample LCSD=Laboratory Control Sample Duplicate RPD=Relative Percent <br /> Deviation <br /> I NIA=not enough sample to perform matrix spike and matrix spike duplicate <br /> NR=analyte concentration in sample exceeds spike amount for sod matrix or exceeds 2x spike amount for water matrix or sample diluted due to high matrix or <br /> analyte content <br /> %Recovery=100*(MS-Sample)I(Amount Spiked) RPD=100*(MS—MSD)1(NIS+MSD)*2 <br />' "MS and I or MSD spike recoveries may not be near 100%or the RPDs near 0%if a)the sample is inhomogenous AND contarns significant concentrations of <br /> analyte relative to the amount spiked or b)if that specific sample matrix interferes with spike recovery <br />