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1 - <br /> 110 2nd Avenue South,#D7 Pacheco,CA 94553 5560 <br /> McCampbell Analytical Inc Telephone 925-798-1620 Fax 925-798-1622 <br />' I httpJlwww mcrampbell cam E-mail main@mccampbell com <br /> QC SUMMARY REPORT FOR SW8021B/8015Cm <br /> Matrix A WorkOrder 0302376 <br />' I=PA Method SW8021 B/8015Cm Extraction SW5030B BatchlD 6028 Spiked Sample ID NIA <br /> Sample Spiked MS' MSD' MS-MSD" LCS LCSD+LCS-LC <br /> SDAcceptance CrrtenaCompoundlag/L Ng/L %Rec °�Rec %RPD %Rec %Rec %RPD Low High <br /> TPH(gas) N/A 60 N/A N/A N/A 113 114 133 80 120 <br />' MTBE N/A 10 N/A NIA N/A SI 2 849 436 80 120 <br /> Benzene N/A 10 N/A N/A N/A 101 103 215 80 120 <br />' Toluene N/A 10 N/A N/A N/A 104 106 199 80 120 <br /> Ethylbenzene N/A 10 N/A N/A NIA 103 105 204 80 120 <br /> Xylenes N/A 30 N/A N/A NIA 110 110 0 80 120 <br />' %SS N/A 100 N/A N/A N/A 91 5 92 0 509 80 W120 <br /> All target compounds in the Method Blank of this extraction batch were ND less than the method RL with the following exceptions <br /> I NONE <br /> f • <br /> I <br /> I <br /> I <br /> I <br /> MS=Matrix Spike MSD=Matrix Spike Duplicate LCS=Laboratory Control Sample LCSD=Laboratory Control Sample Duplicate RPD=Relatroe Percent <br /> Ibewatron 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 exoeeds 2x spike amount for water matrix or sample diluted due to high matrix or <br /> analyte content <br /> I %Recovery=100'(MS-Sampte)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 /> Ianalyte relative to the amount spiked or b)if that specific sample matrix interferes with spike recovery <br />