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1 110 2nd Avenue South,#D7 Pacheco CA 94553-5560 <br /> McCampbell Analytical Inc Telephone 925 798-1620 Fax 925 798-1622 <br /> ' http//www mccampbell corn E mail main@mccampbell com <br /> • QC SUMMARY REPORT FOR SW8021B/8015Cm <br /> 1 <br /> Matrix S WorkDrder 0210339 <br /> 1 EPA Method SWB021B/8015Cm Extraction SW5030B BatchlD 4480 Spiked Sample ID NIA <br /> Compound Sample Spiked IVIS* MSD' MS-MSD' LCS LCSD LCS-LCSD Acceptance Criteria(%) <br /> 1 <br /> mg/Kg mg/Kg %Rec %Rec %RPD %Rec %Rec %RPD Low I High <br /> TPH(gas) NIA 060 N/A N/A N/A 112 108 424 80 120 <br /> 1 MTBE N/A 0 10 N/A N/A NIA 909 907 0 263 80 120 <br /> Benzene N/A. 010 NIA N/A NIA 99 3 973 210 80 120 <br /> Toluene N/A 0 10 N/A NIA N/A 941 922 200 80 120 <br /> ' Ethylbenzene N/A 010 NIA N/A N/A I03 976 5 18 80 120 <br /> Xylenes N/A 0 30 N/A NIA NIA 103 933 10 2 80 120 <br /> ' %SS N/A 100 N/A NIA NIA 101 101 00331 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 /> 1 <br /> 1 <br /> 1 <br /> 1 <br /> 1 <br /> ' MS=Matrix Spike MSD=Matrix Spike❑uphcate ICS <br /> =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=anatyte 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 /> 1 analyte content <br /> %Recovery=100'(MS-Sample)!(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%it 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 />