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I 10 2nd Avenue South, #D7, Pacheco, CA 94553-5560 <br />Inc.4 1 cCapbell Analytical, Telephone : 925-798-1620 Fax : 925-798-1622 <br />Website: www.mccampbell.com E-mail: main@mccampbell.com <br />WSUMN 1=1 11 <br />Matrix: S WorkOrder: 0402184 <br />EPA Method: SW8260B Extraction: SW1311 BatchlD: 10365 Spiked Sample ID: N/A <br />Sample <br />Spiked <br />MS* MSD` !MS -MSD <br />LCS LCSD LCS-LCSD <br />Acceptance Criteria (%) <br />Ng/L <br />Ng/L <br />% Rec. % Rec. % RPD <br />% Rec. % Rec. % RPD <br />Low High <br />Benzene <br />N/A <br />10 <br />N/A <br />N/A <br />N/A <br />119 <br />127 ': <br />6.26 <br />70 130 <br />Chlorobenzene <br />N/A <br />10 <br />N/A <br />N/A <br />N/A <br />97.1 <br />104 <br />7.21 <br />70 130 <br />I,1-Dichloroethene <br />N/A <br />10 <br />N/A <br />N/A <br />N/A <br />82.8 <br />88.5 1 <br />6.63 <br />70 130 <br />Methyl -t -butyl ether (MTBE) <br />N/A <br />N/A <br />98.9 <br />105 1 <br />5.51 <br />70 130 <br />N/A <br />10 <br />N/A <br />Toluene <br />N/A <br />10 <br />N/A <br />N/A <br />N/A <br />95.9 <br />101 <br />5.51 <br />70 130 <br />Trichloroethene <br />N/A <br />10 <br />N/A <br />N/A <br />N/A <br />77.9 <br />83.8 <br />' s 7.22 <br />70 130 <br />%SSI: <br />N/A <br />10 <br />N/A <br />N/A <br />N/A <br />96.2 <br />98.1 <br />j 1.95 <br />70 130 <br />%SS2: <br />N/A <br />10 <br />N/A <br />-T <br />N/A <br />N/A <br />93.1 <br />92.5 <br />0.677 <br />70 130 <br />%SS3: <br />N/A <br />N/A <br />104 <br />105 <br />0.447 <br />70 130 <br />N/A <br />10 <br />N/A <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 />MS = Matrix Spike; MSD = Matrix Spike Duplicate; LCS = Laboratory Control Sample; LCSD = Laboratory Control Sample Duplicate; RPD = Relative Percent <br />Deviation. <br />% Recovery = 100 * (MS -Sample) / (Amount Spiked); RPD = 100 * (MS - MSD) / ((MS + MSD) / 2). <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 />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 />analyte content. <br />Laboratory extraction solvents such as methylene chloride and acetone may occasionally appear in the method blank at low levels. <br />DHS Certification No. 1644 QA/QC Officer <br />