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= mp3Dell E�11$i 1C11 I12C 110 2nd Avenue South #D7,Pacheco CAA 94553-5560 <br /> ,�` Telephone 925-798-1620 Fax 925-798-1622 <br />' hrip/lmvw mccampbell corn Ismail mam@mccampliell com <br />' • QC SUMMARY REPORT FOR SW8021B/ 1 <br /> 80 SCm <br />' Matrix W WorkOrder 0303448 <br /> EPA Method SW8021 B/8015Cm Extraction SW5030B BatchlD 6327 Spiked Sample ID NIA <br /> Sample Spiked MS" MSD* MS-MSD* LCS LCSD LCS-LCSD Acceptance Criteria(%) <br />' Compound <br /> ug/L Etg/L °k Rec %Rec %RPD %Rec %Rec %RPD Low High <br /> TPH(gas) N/A 60 NIA N/A N/A 111 113 131 80 120 <br />' MTBE N/A t0 N/A N/A N/A 938 94 0 251 80 120 <br /> BenzeneN/A 10 N/A N/A N/A 951 953 0200 80 120 <br />' Toluene N/A 10 NIA N/A N/A 903 907 0 428 80 120 <br /> Ethylbenzene N/A 10 N/A N/A NIA 975 974 0 143 80 120 <br /> Xylenes N/A 30 N/A N/A N/A 923 933 108 80 120 <br />' %SS N/A 100 NIA N/A N/A 983 98 5 0 211 80 12p <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 />' MS=Matnx 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 sail matrix or exceeds 2x spike amount for water matrix or sample diluted due to nigh 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 recovenes may not be near 100%or the RPDs near 0%if a)the sample is inhomogenous AND contains significant concentrations of <br /> analyte relative{o the amount spiked,orb)if that spectfic sample math x Interferes with spike recovery <br />