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' 110 2nd Avenue South,#D7,Pacheco,CA 94553-5560 <br /> MCC ampbell Analytical Inc. Telephone:925-798-1620 Fax:925-798-1622 <br />' http://www.mccampbcll.corn E-mail:main@rnccampbell.com <br /> QC SUMMARY REPORT FOR SW8021B/8015Cm <br /> Matrix:W WorkOrder: 0303425 <br />' EPA Method; SW8021 B/8015Cm Extraction: SW5030B BatchlD:63108 Spiked Sample ID: 0303425-003A <br /> Sample Spiked MS" MSD" MS-MSD' LCS LCSD LCS-LCSD Acceptance Criteria(%) <br /> Compound , <br />' pg/L pg/L %Rec. %Rec. %RPD %Rec. %Rec. %RPD Low High <br /> TP1f(gas) ND 60 110 115 4.96 111 114 2.31 80 120 <br />' MTBE ND 10 97.7 102 4.61 100 105 4.47 80 120 <br /> Benzene ND 10 96 93.4 2.76 92.8 102 9.94 80 120 <br /> Toluene ND t0 91.8 86.8 5.59 87.4 91.3 4.43 80 120 <br />' Ethylbenzene. ND 10 98 95.8 2.30 93.6 102 8.74 80 120 <br /> Xylenes ND 30 93.3 92.3 1.08 88.7 93.3 5.13 80 120 <br />' %SS: 96.0 100 97.3 96 1.34 95.2 _93.8 1.52 80 120 <br /> All target compounds in the Method Blank of this extraction batch were ND less than the method n with the following exceptions: <br />' NONE <br /> 1 <br />' MS=Matrix Spike;MSD=Matrix Spike Dupliete;ICS=Laboratory Control Sample;LCSD=Laboratory Control Sample Duplicate;RPO=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 soll matrix or exceeds 2x spike amount for crater 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 1 or MSD spike n:coveries may not be near 100° or the RPDs near 0%it a)the sample is inhomogenous AND contains significant concentrations of <br />' <br /> analyte relative to'the amount spiked,orb if that specific sample matrix interferes with spike recovery., <br /> - <br />