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110 2nd Avenue South #D7 Pacheco CA 94553-5560 <br /> Mr-Campbell Analytical Inc Telephone 925-798-1620 Fax 925 798-1622 <br /> httpJ/www mccampbell cam E-mail maln@mccampbell corn <br /> . QC SUMMARY REPORT FOR SW8021B/8015Cm <br /> Matrix W WorkOrder 0303476 <br /> IEPA Method SW80218/8015Cm Extraction SW5030B BatchlD 6347 Spiked Sample ID 0303483-003A <br /> Sample Spiked MS" MSD" MS-MSD" LCS LCSD LCS-LCSD Acceptance Criteria(°�) <br /> Compound <br />' NgIL wgIL %Rec %Rec %RPD %Rec %Rec %RPD Low High <br /> TPH(gas) ND 60 111 111 0 154 102 104 2 54 80 120 <br />' MTBE ND 10 116 114 1 84 859 87 123 80 120 <br /> Benzene ND 10 102 103 0 973 91 7 968 542 80 120 <br /> Toluene ND 10 974 101 331 915 966 540 80 120 <br />' Ethylbenzene ND 10 968 976 0 777 928 973 475 80 120 <br /> Xylenes ND 30 923 93 0 719 95 997 479 80 120 <br />' %S S 101 100 913 93 1 192 862 884 246 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 /> 1 <br /> 1 <br /> MS=Matrix Spike MSD=Matnx Spike Duplicate,LCS=Laboratory Control Sample,LCSD=Laboratory Control Sample Duplicate RPD=Relative Percent <br />' Dewation <br /> NIA=not enough sample to perform matrix spike and matrix spike duplicate <br /> NR=analyte concentration in sample exceeds spike amount for soil matnx 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 /> MS 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 />' analyte relative to the amount spiked orb if that specific sample matrix interferes with spike recovery <br />