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110 2nd Avenue South,#D7 Pacheco CA 94553-5560 <br /> McCampbell Analytical Inc Telephone 925-798-1620 Fax 925-798 1622 <br /> IhttpJ/www mccarnpbell corn E-maul main rr ccampbell corn <br /> QC SUMMARY REPORT FOR SW8021B/8015Cm <br /> Matrix S WorkOrder 0210042 <br /> EPA Method SW8021 B/8015Cm Extraction SW5030B BatchlD 4232 Spiked Sample 1D 0210042-003A <br /> Sample Spiked MS' I MSD* MS-MSD* LCS LCSD LCS-LCSD Acceptance Criteria(%) <br /> Compound <br /> mg/Kg mg/Kg %Rec % Rec %RPD %Rec %Rec %RPD Low I High <br /> TPH(gas) ND 060 105 102 268 107 102 491 80 120 <br /> MTBE ND 010 93 936 0 674 829 83 3 0 413 80 120 <br /> Benzene ND 0 10 114 106 704 110 109 0 980 80 120 <br /> Toluene ND 010 116 112 3 84 118 115 2 59 80 120 <br /> Ethylbenzene ND 0 10 118 107 993 114 111 296 80 120 <br /> Wencs ND 030 120 110 8703 110 299 80 120 <br /> %SS 116 100 1I2 109 260 117 110 555 80 120 <br /> All target compounds to the Method Blank of this extraction batch were ND less than the method RL with the following exceptions <br /> NONE <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 /> NIA=not enough sample to perform matrix spike and matrix spike duplicate <br /> NR=analyte concentration in sample exceeds spike amount for sod 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)I(MS*MSD)'2 <br /> MS and/or MSD spike recoveries may not be near 100%or the BPDs 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 />