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i t <br /> 1102nd Avenue S-ath #D7 Pacheco CA 94553 5560 <br /> McCampbell Analytical Inc Telephone 925-798 1620 Fax 925-798 1622 <br /> ihttp//www mccampbell corn E-mail mamamccampbell com <br /> QC SUMMARY REPORT FOR SW8021B18015Cm <br /> i <br /> Matrix A WorkOrder 0302073 <br /> iEPA Method SW8021 B/8015Cm Extraction SW5030B BatchlD 5839 Spiked Sample ID 0302088-006A <br /> Sample Spiked I MS* MSD" IMS-MSD" LCS LCSD LCS-LCSDIAcceptance Criteria(%) <br /> Compound <br /> i }►g! 11L 91L % Rec ' %Rec %RPD %Rec %Rec i % RPD Low High <br /> TPD(gas) ND 60 989 i 106 685 110 109 0 831 80 120 <br /> MTBE ND 10 98 819 17 8 962 991 194 80 120 <br /> Benzene ND 10 985 106 707 103 110 6 65 80 120 <br /> Toluene ND 10 101 107 579 104 _ 112 726 1 80 120 <br /> i Ethylbenzene ND 10 103 106 240 103 109 520 �80 120 <br /> Xylenes ND 30 110 1 10 0 110 113 299 80 I 120 <br /> i %SS -— -- 978 too- - --86 9 — 933 7 12 ) 868 929 6 85 80 I 120 <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 /> i <br /> i <br /> i <br /> i <br /> i <br /> i MS=Matrix Spike MSD=Matrix Spike Duplicate LCS=Laboratory Controf Sample LCSD=Laboratory Control Sample Duplicate RPD=Relative Percent <br /> Deviation <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 /> i analyte content <br /> %Recovery=10o*(MS Sample)!(Amount Spiked) RPD=100*(MS—MSD)!(MS+MSD)*2 <br /> *MS and 1 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 /> Ianalyte relative to the amount spiked or b)if that specific sample matrix interferes with spike recove <br />