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310 2nd Avenue South,#D7,Pacheco,CA 94553-5560 <br /> 4McCampbell Analytical, Inc. Telephone 925-798-1620 Fax 925-798 1622 <br /> IWebsite www mccampbell com E mad main@mccampbell com <br /> • QC SUMMARY REPORT FOR SW8260B <br /> I <br /> Matrix W WorkOrder 0403291 <br /> EPA Method SW8260B Extraction SW5030B BatchlD 10797 Spiked Sample ID 0403287-003A <br /> Sample Spiked MS* MSD* MS-MSD* LCS LCSD LCS-LCSD Acceptance Criteria(%} <br /> }Ig/L Ng/L % Rec % Rec %RPD %Rec % Rec % RPD Low High <br /> cert-Amyl methyl ether(TAME) ND 10 107 106 138 904 919 1 66 70 130 <br /> I Benzene ND 10 124 124 0 109 110 0 979 70 130 <br /> t-Butyl alcohol(TBA) ND 50 89 86 349 71 2 77 776 70 130 <br /> Chlorobenzene ND 10 103 101 1 76 92 6 91 7 105 70 130 <br /> 1 2-Dibromoethane(EDS) ND 10 101 100 0 123 869 88 122 70 130 <br /> 1,2-Dichloroethane(1,2-DCA) ND 10 121 120 0 510 102 103 1 22 70 130 <br /> l,l-Dlchloroethene ND 10 99 5 998 0 308 928 88 3 500 70 130 <br /> Dnsopropyl ether(DIPE) ND 10 109 Ito 1 10 95 7 955 0 191 70 130 <br /> I Ethyl tert-butyl ether(ETBE) ND 10 103 102 101 879 869 l 10 70 130 <br /> Methyl-t-butyl ether(MTBE) ND 10 101 101 0 863 862 00565 70 130 <br /> Toluene 097 10 107 101 509 99 9 101 1 13 70 130 <br /> 1 Tnchloroethene ND 10 85 84 1 104 75 7 749 104 70 130 <br /> %SSI 106 10 103 104 0 836 98 8 98 0 817 70 130 <br /> All target compounds in the Method Blank of this extraction batch were ND less than the method RL with the following exceptions <br /> NONL <br /> I <br /> I <br /> 1 <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)I(Amount Spiked) RPD=100'(NES- MSO)I((MS+MSD)/2) <br /> 1 *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 /> analyte relative to the amount spiked or b)if that specific sample matrix interferes with spike recovery <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 /> 1 analyte content <br /> Laborato 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 /> I <br />