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110 2nd Avenue South,OD7,Pacheco,CA 94553-5560 <br /> McCampbell Analytical Inc. Telephone:925-798-1620 Fax:925-798-1622 <br /> httpa/www.mecampbeEl.com E-mail:main rc nccampbell.com <br /> QC SUMMARY REPORT FOR SW8260B <br /> I it <br /> Matrix:W WorkOrder: 0209369 <br /> EPA Method: SW8260B Extraction: SW5030B BatchlD:4109 Spiked Sample ID: 020936$-0038 <br /> Sample Spiked Di* LCA LCSD LCS-LCSDEAcceptance Crite <br /> MS* MSD* MS-MS ! ria(/°o <br /> -- . t ) <br /> Compound _ <br /> Ng/L Pg/L %Rec. %Rec. %RPD %Rec, % Rec. ; /o RPD Low - High - <br /> ter(-Amyl methyl ether TAME N/A 10 NIA NIA N/A I <br /> j - Y (TAME) 94 92.8 1.23 70 130 <br /> s Methyl-t-butyl ether(MTBE) ND 10 106 100 O.b33 i 47.5 97.9 I 0.262 70 130 <br /> Diisopropylether(D1PE) N/A i 10 N/A N/A N/A 88,7 90 1.42, 70 130 <br /> -- --- - - <br /> —_--�--' - '----------!-- ---- -----... <br /> Ethyl tert-butyl ether(ETBE)- N/A j 10 N/A I N/A N/A1 93.8 94.3 0.593 70, 130 } <br /> --- <br /> %SS1: 103 100 103 102 0.0614 s 98.8 98.5 1 0,313 70 130 1I <br /> i All target compounds in the Method Blank of this extraction batch were ND less than the method RL with the following exceptions: M <br /> f NONE - r <br /> 1 <br /> 3 <br /> i' <br /> is } <br /> L 4 <br /> r <br /> i 1 <br /> I' Y <br /> f <br /> f <br /> 1. <br /> 1_ I` <br /> 1 , I <br /> MS=Matrix Spike;MSD=Matrix Spike Duplicate;LCS=Laboratory Control Sample;LCSD=Laboratory Control Sample Duplicate;RPD=Relative Percent <br /> Deviation. <br /> Ir i <br /> L <br /> N/A=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 /> c analyte content. <br /> %Recovery=100'(MS-Sample)/(Amount Spiked);RPD=100" MS-MSD ! M + <br /> p ( } ( S MSD)*2. <br />! � I <br /> "MS and/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 /> analyte relative to the amount spiked,or b)if that specific sample matrix interferes with spike recovery. <br /> I <br />