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I110 2nd Avenue South UD? Pacheco C�14153 5564McCaznpbell Analytical Inc Telephone 925 796 1620 Fax 922hl, l/www mccanipbell com Email rnam ell com <br /> QC SUMMARY REPORT FOR SW8021B/8015C11x11 <br /> Matrix W WorkOrder 0212285 <br /> EPA Method SW8021 B18015Cm Extraction SW5030B BatchlD 5360 Spiked Sample ID 0212285-002A <br /> Sample Spiked MS` MSD` MS-MSD`I LCS LCSD iLCS-LCSDIAcceptance Criteria(%) <br /> Compound -- - — 1-- -- - <br /> pglL Ng/L % Rec % Rec % RPD % Rec % Rec �% RPD Low High <br /> TPH(gas) ND 60 106 107 1 20 100 97 8 2 22 80 120 <br /> MTBE ND v 10 896 90 0 380 801 82 5 2 96 -80 120 <br />' Benzene ND 10 104 104 0 466 100 109 8 14 80 120 <br /> Toluene ND 10 108 108 0 837 103 112 864 80 120 <br /> Ethylbencene ND 10 109 109 00348 i 101 109 7 53 80 120 <br /> Xylenes ND 30 Ito 110 0 103 113 9 23 - 80 120 <br /> %SS 103 100 996 999 0 278 9.32 105 114 - i 80 120 <br /> Al?target compounds to the Method Blank of this extraction batch were ND less than the method RL with the following exceptions <br /> NONE <br /> I <br />■ <br /> MS=Matrix Spike MSD=Matrix Spike Duplicate LCS=Laboratory Control 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 m sample exceeds spike amount for soil matrix or exceeds 2x spike amount for water matrix or sample diluted due to high matnx or <br />' analyte content <br /> %Recovery=100.(IVIS-Sample)!(Amount Spiked) RPD=100'(IMS--MSD)/(MS+MSD)"2 <br /> MS and 1 or MSD spike recoveries may not be near 100%or the RPDs near 0%if a)the sample 3s inhomogenous AND contains significant concentrations of <br /> analyte relative to the amount spiked or b)if that specific sample matrix interferes with spike recove <br />