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110 2nd Avenue South,OW,Pacheco,CA 94553-5$60 <br /> McCampbell Analytical Inc. Telephone:925-798-1620 Fax:925-798-1622 <br /> littp:llwww.mccampbcll.com E-snail:main rnccampbell.com <br /> • QC SUMMARY REPORT FOR SW8021B/8015Cm <br /> Matrix: W WorkOrder: 0209391 <br />' EPA Method: SW8021 Bl8015Cm Extraction: SW5030B BatchlD:4133 Spiked Sample ID: NIA <br /> II r <br /> Sample j Spiked I MS' ! MSD` IMS-MSD-1 LCS I LCSD ICS-LCSD!Acceptance Criteria(%) <br /> Compound -`---- - ------ <br /> ~ pglL pg/L % Rec. j %Rec. I %RPD ! %Rec. %Rec. l % RPD i Low High <br /> I <br /> TPH(gas) NIA 60 NIA NIA NIA 99.5 $9.4 10,7 80 ! 120 <br /> i_.-.. -- <br /> MTBE NIA 10 NIA i NIA NIA 105 105 0.872 80 120 <br />' Benzene NIA 10 NIA ! NIA NIA 103 94.4 �— 8.56 i 80 120 <br /> Toluene NIA 10 NIA NIA NIA 106 97.3 8.50 } 80 120 <br /> Ethylbenzene NIA 10 NIA NIA� NIA 3 109 99.5 $.82 i 80 120 <br /> - —...-- - — --- -^�---- —---— ' — - --- 99.7 <br /> Xylenes NIA 30 NIA NIA NIA 103 99.7 3.61- 80 120 <br />' %aSS: N/A 100 NIA NIA NIA f 96.6 91.5 i 5.40 80 120 <br /> I <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 /> 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 soil matrix or exceeds 2x spike amount for water matrix or sample diluted due to high matrix or <br /> analyte content. <br />' %Recovery=t 00"(MS-Sample)I(Amount Spiked);RPD=100"(MS-MSD)1(MS+MSD)'2. <br /> MS and/or MSO spike recoveries may not be near 100%or the RPDs near 0%if.a)the sample is inhomogenous AND contains significant concentrations of <br /> analyte relative to the amountspiked,or b)if that sR2cific sample matrix interferes with spike recov <br />