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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 /> http l/www mccampbell coot E-mad mai c@�nccwnpbell cam <br /> I <br /> I <br /> QC SUMMARY REPORT FOR SW8021B/8015Cm <br /> I <br /> Matrix W WorkOrder 0209316 <br /> EPA Method SW802113/8015Cm Extraction SW5030B BatchlD 4060 Spiked Sample ID N/A <br /> Compound <br /> Sample Spiked MS* MSD* MS-MSD* LCS LCSD LCS-LCSO Acceptance Criteria(%) <br /> ' <br /> i <br /> lNg/L NgIL %Rec %Rec %RPD %Rec %Rec %RPD Low High <br /> TPH(gas) NIA 60 N/A N/A N/A 11l 113 129 80 120 <br /> MTBE N/A to N/A N/A N/A 997 104 441 80 — 120 <br /> l Benzene N/A t0 NIA NIA N/A $93 952 637 80 120 <br /> Toluene N/A 10 NIA NIA N/A 857 907 564 80 120 <br /> lEthytbenzene NIA 10 NIA NIA N/A 905 967 669 80 120 <br /> Xylenes N/A 30 NIA N/A N/A 89 933 475 80 120 <br /> %SS NIA t00 NIA NIA N/A 92 8 967 412 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 /> l NONE <br /> lie <br /> I <br /> I <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=Relative Percent <br /> Deviation <br /> WA=not enough sample to perform matnx spike and matnx spike duplicate <br /> R=analyte concentration in sample exceeds spike amount for so11 matrix or exceeds 2x spike amount for water matrix or sample diluted due to high matnx or <br /> I analyte content, <br /> %Recovery=100*(MS-Sample)I(Amount Spiked) RPD=100-(MS—MSD)I(MS f MSD)'2 <br /> 'MS and I or MSD spike recoveries may not be near 100%or the RPOs near 0%of a)the sample is inhomogenous AND contains significant concentrations of <br /> anatyte relative to the amount spiked or b)d that specific sample matmx interferes with spike recovery <br />