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110 2nd Avenue South #D7 Pacheco CA 94111-5560 <br /> Mccampbell Analytical Inc I Telephone 925-798-1620 .it <br /> r(ax 925-798-1622 <br /> �y http llwww mccampbell coin E-mail main mccampbell com <br /> QC SUMMARY REPORT FOR SW8021B/8015Cm <br /> I <br /> Matnx W WorkOrder 0209081 <br />'- EPA Method SW80211318015Crn Extraction SW5030B BatchlD 3852" Spiked Sample ID 0209081-002A <br /> Sample Spiked MS" MSD" MS-MSD- LCS LCSD LCS-LCSD Acceptance Catena(%) <br />' Compound <br /> krglL jrglL % Rec %Rec %RPD %Rec %Rec %RPD Low High <br /> TPH(gas) ND 60 111 114 202 944 961 1 70 80 120 <br />' MTBE ND 10 961 101 476 84 818 271 80 120 <br /> Benzene ND l0 967 985 175 967 95 4 135 80 120 <br />' Toluene ND 10 927 93 3 0 684 106 101 4 50 80 t20 <br /> Ethylbenzene ND 10 100 100 0203 101 998 137 80 1,20 <br />' Xylenes ND 30 967 96 7 0 100 99 7 0 334 80 120 <br /> %SS 98 l 100 949 103 8 61 111 107 337 80 120 <br /> All target compounds in the Method Blank of this extraction batch were ND less than the method RL with the following exceptions <br />' NONE <br /> I <br /> r <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 in sample exceeds spike amount for soil matrix or exceeds 2x spike amount far 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)I(MS+MSD)"2 <br />' "MS and 1 or MSD spike recovenes may not be near 100%or the RPDs near 0%if a)the sample is inhomogenous AND contains significant concentrations of <br /> analyte relative to the amount spiked orb if that specific sample matrix interferes with spike recovery <br />