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I 110 2nd Avenue South,#a7,Pacheco,CA 94553-5560 <br /> MCCampbell Analytical Inc. Telephone:925-748-1620 Fax:92$-798-1622 <br /> G, http://www.inccampbcll,com E-mail:main©mccampbell.com - <br /> QC SUMMARY REPORT FOR SW8021B/8015Cm <br /> I <br /> Matrix: W WorkOrder: 0211024 <br />' EPA Method: SW8021 B/8015Cm Extraction: SW5030B BatchlD:4723 Spiked Sample ID: NIA <br /> i Sample i Spiked MS' j MSD' IMS-MSD-1 LCS LCSD ILCS-LCSDIAcceptance Criteria(%) <br />' Com ound ------- o 0 <br /> pg/L pg/L e i o v v L.- -- ----.. . ._..---- <br /> /L /L I /a Rec. ! /a Rec. �RPD I /o Rec. /o Rec. /o RPD Low High <br /> TPH(g as) N/A 60 N/A N/A — -N/A 1 95.5 -96.5 1.07_—� 80 120 <br />' MTBE - -- N/A 10 --N/A N/A 83.7 81.3 802.97 <br /> 120120 <br /> Benzene N/A 10 N/A N/A N/A 93.6 93.8 — 0.218 80 120 <br /> Toluene N/A 10 N/A NIA NIA ; 103 103 0.163 80 4 120 <br /> Ethylbenzene N/A 10 N/A NIA _N/A i 103 103 0.553 80 120 <br /> Xylenes N/A 30 N/A i N/A N/A ' 103 103 0 80 120 <br /> %SS: — — N/A 100 N/A NIA f NIA 102 102 0.431 80 120 <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 /> I <br /> I <br /> 1 <br /> 1 <br />' MS=Matrix Spike;MSD=Matrix Spike Duplicate;LCS=Laboratory Control Sample;LCS D=Laboratory Control Sample Duplicate;RPD=Relative Percent <br /> Deviation. <br /> • N/A=not enough sample to perform matrix spike and matrix spike duplicate. <br /> NR=anatyte 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)!(Amount Spiked);RPD=100"(MS—MSD)/(MS+MSD)'2. <br /> MS and 1 or MSl?spike recoveries may not be near 700%or the RPD.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 />