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110 2nd Avenue South,#D7 Pacheco,CA 94553-5560 <br /> r McCampbell Analytical Inc Tetephnne 925-798-1620 Fax 925-798-1622 <br /> ���r✓✓� h //www mccampbell cum E-mail maniPmecampbell cam <br /> QC SUMMARY REPORT FOR SW8021B/8015Cm <br /> I <br /> Matrix W WorkOrder 0307004 <br /> IEPA Method SW8021B18015Cm Extraction SW5030B BatchlD 7637 Spiked Sample 1D 0307002-009A <br /> Sample Spiked M5" MSD` MS-MSD* LCS LCSD LCS-LCSD Acceptance Criteria(%) <br /> I pg/L pg/L %Rec %Rec % RPD % Rec %Rec % RPD Low High <br /> TPH(btex)£ ND 60 123 111 107 108 103 434 70 130 <br /> MTBE ND 10 105 915 139 102 114 11 1 70 130 <br /> Benzene ND 10 113 104 862 107 110 343 70 130 <br /> Toluene ND 10 106 966 9 35 101 105 421 70 130 <br /> Ethylbenzene ND 10 112 103 829 106 110 3 56 70 130 <br /> Xylenes ND 30 103 100 328 100 100 0 70 130 <br /> %SS 104 100 112 101 102 105 1 107 1 227 70 130 <br /> All target compounds in the Method Blank ofthis extraction batch were ND less than the method RL with the following exceptions <br /> NONE <br /> I <br /> I <br /> I <br /> M5=Matrix Spike MSD=Malnx Spike Duplicate LCS=Laboratory Control Sample LCSD=Laboratory Control Sample Dupl+cate RPD=Relative Percent <br /> I Deviation <br /> %Recovery=100*(MS-Sample)/(Amount Spiked) RPD=100*(MS—MSD)I(MS+MSD)*2 <br /> *MS and/or MSD spike recovenes 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 /> £TPH(btex)=sum of STEX areas from the FID <br /> #cluttered chromatogram sample peak coelutes with surrogate peak <br /> I NIA=not enough sample to perform matnx spike and matnx spike duplicate <br /> NR=analyte concentration m sample exceeds spike amount for soil matrix or exceeds 2x spike amount for water matrix or sample diluted due to high matrix or <br /> analyto content <br /> I <br />