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110 2nd Avenue South,ND7,Pacheco,CA 94553-5560 <br /> =ceampbell Analytical Inc. Telephone:925-798-1620 Fax:925-798-1622 <br />' http:l/www.meeaTMbell.com ltmail:mam mcca hell.com <br /> QC SUMMARY REPORT FOR SW8021B/8015Cm <br /> Matrix:A WorkOrder. 0310446 <br />' EPA Method: SW8021BI8015Cm Extraction: SW5030B BatchlD:9111 Spiked Sample ID: NIA <br /> Sample Spiked MS* MSD* MS-MSD* LCS LCSD LCS-LCSD Acceptance Criteria(%) <br /> pg/L pg/L % Rec. %Ret:. % RPD %Rec. % Rec. % RPD Law High <br /> TPH(btex)E N/A 60 N/A NIA N/A 119 109 8.95 70 130 <br /> MT13E N/A 10 NIA NIA N/A 105 103 1.23 70 130 <br /> tBenzene NIA 10 N/A NIA NIA 108 113 4.07 70 130 <br /> Toluene N/A 10 N/A NIA NIA 105 107 2.19 70 130 <br />' Ethylbenzene N/A 10 N/A N/A N/A 113 114 1.24 70 130 <br /> Xylenes NIA 30 N/A N/A N/A 107 103 3.17 70 130 <br />' %S5: N/A 100 N/A NIA NIA 103 106 3.26 70 130 <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 I <br /> 1 <br /> t <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 /> %Recovery=100*(MS-Sample)/(Amount Spiked);RPD=100*(MS—MSD)/(MS+MSD)'2. <br /> "MS and 1 or MSD spike recoveries may not be near 100%or the RPDs near 0%n if:a)the sample is inhomogenous AND contains significant concentrations of <br />' analyte relative to the amount spiked,or b)if that specific sample matrix interferes with spike recovery. <br /> £TPH(btex)=sum of BTEX areas from the FID. <br /> #cluttered chromatogram;sample peak coelutes with surrogate peak. <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 />