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i <br /> McCampbell Analytical Inc LI IOTelephoneu 925 98 620 Fax 25 798-1622nd-Auth,#D7 Pacheco,CA 94553 2560 <br />' httpJ/www mecamphell cmn E-mail mainr@mccampbell com <br /> QC SUMMARY REPORT FOR SW8021B/8015Cm <br /> i <br /> Matrix W WorkOrder 0303416 <br /> EPA Method SW8021 B/8015Cm Extraction SW5030B BatchlD 6305 Spiked Sample 0 0303417-007A <br /> Sample Spiked MS" MSD' MS-MSD' LCS I LCSD LCS-LCSD Acceptance Criteria N <br />' Compound <br /> I1g/L uglL % Rec °�Rec °k RPD Ll.Rec L%I,. ec %RPD Low i High <br /> TPD(gas) ND 60 104 107 305 103 104 127 80 120 <br /> MTBE ND 10 981 956 262 924 912 131 80 120 <br /> Benzene ND 10 101 —2 93 962 977 1 52 80 120 <br />' Toluene ND 10 100 979 2 53 96 974 145 80 120 <br /> Ethylhenzene ND 10 981 962 192 973 982 0 925 80 120 <br /> Xylenes ND 30 100 993 0 669 997 100 0 334 80 120 <br />' %SS 857 100 869 863 0 608 863 882 207 80 120 <br /> All target compounds in the Method Blank ofthxs extraction batch were ND less than the method RL with the following exceptions <br />' NONE <br /> 1 <br /> MS=Matrix Spike MSD=Matrix Spike Duphcate,LCS=Laboratory Control Sample,LCSD=Laboratory Control Sample DupEicate,RPD=Relative Percent <br /> Deviation <br /> • N/A=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 /> %Recovery=100'(MS-Sample)/(Amount Spiked),RPD=100'(MS—MSD)/(MS+MSD)•2 <br /> .MS and/or MSD spice recoveries may not be near 100%or the RPDs near 0%rf-a)the sample is inhomogenous AND contains significant concentrations of <br /> lanalyte relative to the amount spiked ar b)if that specific sample matrix interferes with spike recovery <br />