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I 10 2nd Avenue South ID7 Plch,co CA 94553-5) 0 <br /> McCampbell Analytical, Inc. Telephone 925 798 1620 I I,, 925 798 5622 <br />' > websne www mec3in bell com h In nl m,unrr mceampbeli Lo;n <br /> QC SUMMARY REPORT FOR SW8021B/8015Cm <br /> Matrix W WorkOrder 0409245 <br />' EPA Method SW8021 B/801 SCm Extraction SW503013 BatchlD 13141 Spiked Sample ID 0409206-006A <br /> Analyte Sample Spiked MS" MSD' MS-MSD LCS LCSD 1 CS-LCSD Acceptance Criteria{%) <br />' <br /> Pg/1- pg/L % Rec %Rec % RPD % Ree % Rec % RPD Low I ligh <br /> TP11(btex)£ ND 60 98 ' 976 0 393 989 94 7 4 35 70 130 <br />' M I H E ND 10 97 3 j 902 7 59 922 893 12 5 70 130 <br /> BeiiZCnL NO 10 98 5 91 4 7 5j 98 8 95 394 70 1130 <br /> � I <br /> 3 oluene ND 10 94 6 87 8 35 922 89 3 58 70 130 <br /> I <br /> 1:thylbu1zene ND 10 10 t 936 7 79 979 93 5 17 70 130 <br /> Xylenes ND 30 95 85 7 103 89 7 8-1 534 70 130 <br />' %Sb 109 10 98 99 0 978 102 103 1 10 70 130 <br /> All tai_et compounds in the Method Blank of this Extraction batch were ND less than the method RL with the tolloti>.mg ex epuons <br />' NONE <br /> lie <br /> I <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)1((MS-MSD)t 2) <br /> MS I MSD spike recoveries and!or°/RPD may fall outside of laboratory acceptance criteria due to one or more of the following reasons a)the sample is <br /> inhomogenous AND contains significant concentrations of analyte relative to the amount spiked or b)the spiked sample s matrix interferes with the spike recovery <br /> £TPH(btex)=sum of BTEX areas from the FID <br /> #cluttered chromatogram sample peak coelutes with surrogate peak <br /> N/A=not applicable or not enough sample to perform matrix spike and matrix spike duplicate <br />' NR=analyte concentration in sample exceeds spike amount for sod matrix or exceeds 2x spike amount for water matrix or sample diluted due to high matrix or <br /> analyte content <br />' DHS Certification No 1644 QA/QC Officer <br />