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1102nd Avenue South €!D7 Pacheco CA 94553-5560 <br /> 1 Campbell Analytical Inc Telephone 925-798-1620 Fax 925-798-1622 <br /> - http//www mccainpbell corn F-mad niam rr nccampbell coin <br /> • QC SUMMARY REPORT FOR SW8021B/8015Cm <br /> I <br /> Matrix W WorkOrder 0210228 <br />' - EPA Method SW8021 BI8015Cm Extraction SW5030B BatchlD 4411 -y- Spiked Sample ID N/A <br /> Sample Spiked MS* MSD* ,MS-MSD* LCS LCSD lLCS-LCSD;Acceptance Criteria(%) <br /> Compound - <br /> pg/L pg/L. % Rec %Rec %RPD %Rec % Rec % RPD Low High <br /> TPH(gas) N/A 60 N/A N/A N/A 116 120 364 80 120 <br /> MTBE N/A 10 N/A N/A i NIA 45 5 i 975 1 98 80 120 <br /> Benzene N/A 10 N/A N/A N/A 95 8 i 103 675 80 120 <br /> Toluene _ - N/A # 10 N/A N/A N/A 91 4 966 5 56 80 120 <br /> Ethylbenzene N/A r 10 N/A I NIA N/A 97 3 104 631 80 120 <br /> XylenesN/A 30 i NIA NIA NIA ; 967 I 103 667 $D 120 <br /> %SS N/A 100 N/A i N/A I N/A f 979 I 998 j 1 91 80 120 <br /> All target compounds m the Method Blank of this extraction batch were ND less than the method RL with the following excepnons <br /> NONE <br /> I <br /> MS=Matrix Spike MSD=Matrix Spike Duplicate t CS=Laboratory Control Sample LCSD=Laboratory Control Sample Duplicate RPD=Relative Percent <br /> IDeviation <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=100'(MS-Sample)I(Amount Spiked) RPD=100'(MS—MSD)I(MS+MSD)'2 <br /> MS and I or MSD spike recoveries 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 sam le matrix interferes with spike recovery <br />