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-t10 2nd Avenue South #D7,Pacheco CA 94553 5560 <br /> McCampbell Analytical, Inc Telephone 925-798-1620 Fax 925 798-1622 <br /> h //www mica bell com E mad mem mcc an bell corn <br /> QC SUMMARY REPORT FOR SW8021B/8015Cm <br /> Matrix S WorkOrder 0401260 <br /> EPA Method SW80218/8015Cm Extraction SW5030B batchlD 10044 Spiked Sample ID 0401242-003A <br /> Sample Spiked MS* MSD* MS-MSD* LCS LCSD LCS-LCSD Acceptance Criteria <br /> - - mg/Kg mg/Kg % Rec %Rec % RPD` % Rec -% Rec % RPD Low High <br /> TPH(btex)£ ND 060 104 100 387 101 110 908 70 130 <br /> MTBE ND 0 10 924 952 299 946 881 7 10 70 130 <br /> Benzene ND 0 10 106 107 0 615 103 109 5 65 70 130 <br /> Toluene ND 0 10 941 T20 905 993 928 70 130 <br /> Ethylbenzene ND 010 110 107 114 615 70 130 <br /> Xylenes ND 030 100 997 103 3 61 70 130 <br /> %SS 913 0 10 1 1 1 121 829 112 123 9 12 70 130 <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 /> MS=Matrix Spike MSD=Matrix Spike Duplicate LCS=Laboratory Control Sample LCSD=Laboratory Control Sample Duplicate RFD=Relative Percent <br /> Deviation <br /> %Recovery=100'(MS-Sample)I(Amount Spiked) RPD=100*(MS- MSD)I((MS+MSD)/2) <br /> MS and/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 /> E TPH(btex)=sum of BTEX areas from the FID <br /> #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 /> analyte content <br /> DHS Certification No 1644 '� <br /> �L Q,AJQC Officer <br />