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M1534 Willow Pass Road, Pi CA 94565-1701 <br />\r Ki b Pi l A n Q l tc Ci � • � � C • Toll Free Telephone: (877) 252-9262 / Fax: (925) 252-9269 <br />"When 2uality Counts" httpJ/www.nxcanipbeti.com / E-mail: maht@nweanipbell.com <br />QC SUMMARY REPORT FOR SW8260B <br />W.O. Sample Matrix: Soil QC Matrix: Soil BatchlD: 63935 WorkOrder: 1201197 <br />i <br />EPA Method: SW8260B <br />Extraction: SW50308 <br />Spiked Sample ID: <br />1201195-001A <br />Analyte <br />tert-Amyl methyl ether (TAME) <br />Sample <br />mg/Kg <br />ND<2.0 <br />Spiked <br />mg/Kg <br />0.050 <br />MS <br />% Rec. <br />NR <br />MSD <br />% Rec. <br />NR <br />MS -MSD <br />% RPD <br />NR <br />LCS <br />% Rec. <br />113 <br />Acceptance Criteria <br />MS / MSD RPD LCS <br />70-130 30 70-130 <br />Benzene <br />ND<2.0 <br />0.050 <br />NR <br />NR <br />NR <br />107 <br />70-130 <br />30 <br />70-130 <br />t -Butyl alcohol (TBA) <br />ND<20 <br />0.20 <br />NR <br />NR <br />NR <br />117 <br />70-130 <br />30 <br />70-130 <br />Chlorobenzene <br />ND<2.0 <br />0.050 <br />NR <br />NR <br />NR <br />106 <br />70-130 <br />30 <br />70-130 <br />1,2-Dibromoethane (EDB) <br />ND<1.6 <br />0.050 <br />NRNR <br />NR <br />106 <br />70-130 <br />30 <br />70-130 <br />1,2-Dichloroethane (1,2 -DCA) <br />ND<1.6 <br />0.050 <br />NR[NR <br />NR <br />NR <br />101 <br />70-130 <br />30 <br />70-130 <br />1,1-Dichloroethene <br />ND<2.0 <br />0.050 <br />NR <br />NR <br />106 <br />70-130 <br />30 <br />70-130 <br />Diisopropyl ether (RIPE) <br />ND<2.0 <br />0.050 <br />NRNR <br />NR 1 <br />93.1 <br />70-130 1 <br />30 <br />70-130 <br />Ethyl tert-butyl ether (ETBE) <br />ND<2.0 <br />0.050 <br />NR <br />NR <br />NR 1 <br />94.1 <br />70-130 <br />30 <br />70-130 <br />Methyl -t -butyl ether (MTBE) <br />ND<2.0 <br />0.050 <br />NR <br />NR <br />NR <br />98.1 <br />70-130 <br />30 <br />70-130 <br />Toluene <br />ND<2.0 <br />0.050 <br />NR <br />NR <br />NR <br />110 <br />70-130 <br />30 <br />70-130 <br />Trichloroethene <br />ND<2.0 <br />0.050 <br />NR <br />NR <br />NR <br />112 <br />70-130 <br />30 <br />70-130 <br />%SSI: <br />95 <br />0.12 <br />93 <br />97 <br />3.67 <br />98 <br />70-130 <br />30 <br />70-130 <br />%SS2: <br />118 <br />0.12 <br />117 <br />117 <br />0 <br />127 <br />70-130 <br />30 <br />70-130 <br />%SS3: <br />93 <br />0.012 <br />100 <br />98 <br />j 2.62 <br />113 <br />70 - 130 <br />30 <br />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 <br />BATCH 63935 SUMMARY <br />Lab ID Date Sampled Date Extracted Date Analyzed Lab ID Date Sampled Date Extracted Date Analyzed <br />1201197-001 A 01/10/12 11:11 AM 01/10/12 01/10/12 11:27 P A <br />MS = Matrix Spike; MSD = Matrix Spike Duplicate; LCS = Laboratory Control Sample; LCSD = Laboratory Control Sample Duplicate; RPD = Relative Percent Deviation. <br />% Recovery = 100 " (MS -Sample) / (Amount Spiked); RPD = 100' (MS - MSD) / ((MS + MSD) / 2). <br />'MS / MSD spike reveries and / or %RPD may fall outside of laboratory acceptance criteria due to one or more of the following reasons: a) the sample is inhomogenous AND contains <br />significant concentrations of analyte relative to the amount spiked, or b) the spiked sample's matrix interferes with the spike recovery. <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 analyte content. <br />Laboratory extraction solvents such as methylene chloride and acetone may occasional appear in the methal blank at low levels. <br />DHS ELAP Certification 1644 QA/QC Officer <br />i <br />Page 13 of 16 <br />