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I <br /> 110 2nd Avenue South tl07,Pacheco CA 94553-5560 <br /> McCampbell Analytical Inc Telephone 925-798 1620 Fax 925-798-1622 A—# <br /> bttp.Nwww mecampbell corn E-mail main @rnecampbell corn <br /> QC SUMMARY REPORT FOR SW8021B/8015Cm <br /> Matnx W WorkOrder 0302391 <br /> EPA Method SW8021 B/8015Cm Extraction SW5030B BatchlD 6035 Spiked Sample ID 0302388-005AA <br /> Sample Spiked MS* MSD" MS-MSD" LCS LCSD LCS-LCSD Acceptance Criteria(%} <br /> Compound <br /> {1g/L pg1L %Rec %Rec %RPD %Rec %Rec % RPD Low High <br /> TPH(gas) ND 60 119 117 167 109 104 473 80 120 <br />' MTBE 6 482 10 107 91 8 935 926 909 189 80 120 <br /> Benzene ND 10 105 99 621 103 100 2 52 SO 120 <br /> Toluene ND 10 97 2 91 7 5 84 973 95 6 1 72 80 120 <br /> Ethylbenzene ND 10 106 101 4 93 105 103 1 88 80 120 <br /> Xylenes ND 30 100 100 0 103 100 328 80 120 <br /> %SS 100 100 100 98 8 171 976 98 2 0 701 80 120 <br /> All target compounds in the Method Blank ofthis extraction batch were ND less than the method RL with the following exceptions <br /> i NONE <br /> lie <br /> i <br /> i <br /> i <br /> i <br /> i <br /> MS=Matrix Spike MSD=Matrix Spike Duplicate,LCS=Laboratory Control Sample LCSD=Laboratory Control Sample Duplicate RPD=Relative Percent <br /> i Deviation <br /> NIA=not enough sample to perform matrix spike and matnx spike duplicate <br /> 0 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 /> %Recovery=100*(MS-Sample)I(Amount Spiked) RPD=100'(MS—MSD)/(MS+MSD)*2 <br /> LUIS and I or MSD spike recoveries may not be near 100%or the RPDs near 0%if a)the sample Is inhomogenous AND contains significant concentrations of <br /> Ianalyte relative to the amount spiked or b)if that specific sample matrix interferes with spike recovery <br />