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' 110 2nd Avenue South 4137 Pacheco CA 94553 5560 <br /> F4 <br /> McCampbell Anal}meal Inc I Telephone 925-798-1620 Fax 925-798-1622 <br /> ' I http l/www mccampbell com E mail mamQmccampbell com <br /> . QC SUMMARY REPORT FOR SW8021B/8015Cm <br /> J <br /> Matrix A WorkOrder 0207237 <br /> tEPA Method SW8021 BIS015Cm Extraction SW5030B _ BatchlD 3023 Spiked Sample ID 0207246-001A <br /> Compound Sample Spiked MS" MSD' MS-MSD* LCS LCSD LCS-LCSD Acceptance Criteria{%) <br /> ' pg/L pg/L %Rec %Rec %RPD %Rec %Rec % RPD Low High <br /> TPH(gas) ND 60 904 91 1 0 803 997 147 679 80 120 <br /> ' MTBE ND 10 81 1 842 376 907 939 349 84 120 <br /> Benzene ND 10 848 88 6 433 103 109 526 80 120 <br /> Toluene ND 10 904 943 4 25 106 112 5 86 80 120 <br /> ' Ethylbenzene ND 10 933 968 3 65 105 112 649 80 120 <br /> Xylenes ND 30 943 953 105 107 113 6 06 80 120 <br /> ' %SS 101 100 964 98 1 1 83 104 105 0 908 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 /> 1 <br /> M5=MaVix 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 duphcate <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 /> ' %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 spsked or b)if that specific sample rmaft interferes with spike recovery <br />