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I <br /> 110 2nd Avenue South,#D7,Pacheco CA 94553 5560 <br /> McCampbell Analytical, Inc. Telephone 925 798-1620 Fix 925-798-1622 <br /> 24Website www mccampbell com F-rnail maina@=campbell com <br /> QC SUMMARY REPORT FOR SW8021B/8015Cm <br /> Matrix S WarkOrder 0405226 <br />' EPA Method SW80218/8016CM Extraction SW5030B BatchlD 11546 Spiked Sample ID 0405213-013A <br /> Sample Spiked MS' MSD" MS-MSD" LCS LCSD LCS-LCSD Acceptance Cntena(%) <br />' mg/Kg mg/Kg %Rec %Rec %RPD %Rec %Rec %RPD Low High <br /> TPH(btex)£ ND 060 997 101 0 815 984 992 0 814 70 130 <br />' MTBE ND 0 10 942 934 0 882 894 946 565 70 130 <br /> Benzene ND 0 10 102 103 146 978 104 564 70 130 <br /> Toluene ND 0 10 892 896 0 425 859 91 5 73 70 130 <br />' Ethylbenzene ND 0 10 108 110 153 107 114 632 70 130 <br /> Xylenes ND 030 100 100 0 963 100 374 70 130 <br />' %SS 106 0 10 966 941 262 962 104 779 70 130 <br /> All target compounds to the Method Blank of this extraction batch were ND less than the method RL with the following exceptions <br /> I NONE <br /> 1 <br /> 1 <br /> I <br />' MS=Matrix Spike MSD=Matrix Spike Duplicate LCS=Laboratory Control Sample LCSD=Laboratory Control Sample Duplicate,RPD=Relative Percent <br /> Deviation <br /> %Recovery=100'(MS-Sample)/(Amount Spiked) RPD=100`(MS- MSD)I((MS+MSD)12) <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 or b)if that specific sample matrix interferes with spike recovery <br /> £TPH(btex)=sum of BTEC(areas from the FID <br />' 4 cluttered chromatogram sample peak coelutes with surrogate peak <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 /> lip analyte content <br /> DHS Certification No 1644 T QA/QC Officer <br /> 1 <br />