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' 110 2nd Avenue South 1kD7 Pacheco CA 94553-5560 <br /> McCampbell Analytical Inc Telephone 925 798 1620 Fax 925 798 1622 <br /> ' http llwww mccampbetl com E mad mare ccampbell com <br /> i QC SUMMARY REPORT FOR SW8021B/8015Cm <br /> Matrix W WorkOrder 0310447 <br /> ' EPAMethod SW8021 BI8015Cm Extraction SW5030B BatchlD 9111 Spiked Sample ID 0310444-003A <br /> Sample Spiked MS* MSD' MS-MSD* LCS LCSD LCS-LCSD Acceptance criteria(%) <br /> ' pglL pglL %Rec % Rec %RPD %Rec %Rec %RPD Low High <br /> TPII(btex)£ ND 60 110 109 0 649 119 109 895 70 130 <br /> ' MTBE ND 10 102 109 689 105 103 123 70 130 <br /> Benzene ND 10 105 110 490 108 113 407 70 130 <br /> Toluene ND 10 103 108 433 105 107 219 70 130 <br /> ' Ethylbenzene ND t0 108 110 242 113 114 1 24 70 130 <br /> Xylenes ND 30 100 100 0 107 103 3 17 70 130 <br /> %SS 103 100 102 105 340 103 106 326 70 i 130 <br /> 1 <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 /> I <br /> 1 <br /> MS=Matrix Spike MSD=Matrix Spike Duplicate LCS=Laboratory Control Sample LCSD=Laboratory Control Sample Duplicate RPD=Retahve Percent <br /> Deviation <br /> %Recovery=100'(MS-Sample)/(Amount Spiked) RPO=100*(MS—MSD)I(MS+MSD)*2 <br /> *MS and I or MSD spike recoveries may not be near 100%or the RPDs neat 0%if a)the sample is inhomogenous AND contains significant concentrations of <br /> ' analyte relative to the amount spiked or b)if that speufic sample matrix interferes vnth spike recovery <br /> E TPH(btex)=sum of BTEX areas from the FID <br /> #cluttered chromatogram sample peak coelutes with surrogate peak <br /> ' <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 /> i <br /> I IE <br /> r <br />