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i <br /> 1142nd Avenue South 91)7 Pacheco CA 94553-5564 <br /> LAA McCampbell AnaIytical Inc Telephone 925-798-1620 Fax 925-798-1622 <br /> Ihttp Ilwww mccampbell com E mail main&ccampbell com <br /> QC SUMMARY REPORT FOR SW8021BI8015Cm <br /> Matrix W WorkOrder 0303299 <br /> IEPA Method SW8021 B18015Cm Extraction SW5030B BatchlD 6223 Spiked Sample ID 0303300-002A <br /> Sample Spiked MS' MSD' MS-MSD' LCS LCSD LCS-LCSD Acceptance Criteria(%) <br /> Compound <br /> Ng1L pg1L % Rec %Rec % RPD %Rec %Rec %RPD Low High <br /> TPH(gas) ND 60 112 938 179 103 103 0 702 80 120 <br /> MTBE ND 10 872 l05 183 91 5 923 0 835 80 120 <br /> Benzene ND 10 968 976 0 825 966 959 0 701 80 120 <br /> Toluene ND to 928 976 5 05 958 953 0 587 80 120 <br /> Ethylbenzene ND 10 996 106 5 93 969 96 102 80 120 <br /> Xylenes ND 30 967 103 667 997 993 0 335 80 120 <br /> %SS 996 100 t02 118 151 86 6 867 0 124 80 120 <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 /> I . <br /> I <br /> I <br /> I MS=Matrix Spike MSD=Matrix Spike Duplicate LCS=Laboratory Control Sample,LCSD=Laboratory Control Sample Duplicate RPD=Relative Percent <br /> Deviation <br /> NIA=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.(M$—MSD)1(IVIS+MSD)•2 <br /> .MS and I 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 /> Ianalyte relative to the amount spiked or b)if that s eafic sample matrix interferes with spike recovery <br />