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110 2nd A%enue South 4D7 Pachcco CA 94553 5560 <br /> McCampbell Analytical, Inc. Telephone 925-798-1620 Fax 925 798-1622 <br />' Website www mecampbell com E-mail mam@mccampbell corn <br /> QC SUMMARY REPORT FOR SW8260B <br /> I <br /> Matrix W WorkOrder 0404468 <br />' EPA Method SW8260B Extraction SW5030B BatchlD 11351 Spiked Sample ID 0404468-001A <br /> Sample Spiked MS' MSD' IMS-MSD LCS LCSD jLCS-LCSD Acceptance Criteria(%) <br />' Ng/L pg/L % Ree %Rec E %RPD %Ree%c i %RPD Low j High <br /> tert-Amyl methyl ether(TAME) ND 10 at 79 1 3 33 91 6 866 i 5 56 70 ; 130 <br /> Benzene ND 10 110 108 1 88 114 108 533 70 130 <br /> t-Butyl alcohol(TBA) ND 50 102 111 794 98 4 107 - 801 70 130 <br /> Chlorobenzene ND 10 118 120 1 53 102 102 0 70 i 130 <br /> 1 2-Dibromoethane(EDB) ND t0 109 107 1 52 120 110 831 70 130 <br /> 1 2-Duhloroethane(1 2-DCA) ND 10 989 95 4 03 114 104 927 70 130 - <br /> I_ <br />' 1 I_Dichlomethene ND 10 111 109 220 115 -108 663 70a- -130- <br /> Di isopropyl ether(DIPS) ND 10 98 1- 973 0 804 109 - 104 508 - 70 130 <br /> I Ethyl ten-butyl ether(ETBE) ND 10 - 88 8 -- 87 8- -1 05 109 100-- 8 17 70 130 <br /> �r <br /> Methyl-t-butyl ether(MTBE) ND 10 85 86 6 1 83 107 102 { 462 70 130 <br /> Toluene ND 10 Ito 110 0---104 985 5 15 70- ! -130- <br /> Trichloroethene ND 10 94 3 926 1 80 109 102 661 70 130 <br /> %SSI 119 10 110 106 1 396 119- 114 399- 70 - 130 <br /> %SS2 102 10 89 4 88 7 0 730 986 91 8- i 7 14 70 130 <br /> %SSI 107 10 101 103 200 102 103 j 0 932 70 130 <br /> All target compounds in the Method Blank of this extraction batch were ND less than the ntethod RL with the following exceptions <br /> NONE <br /> MS=Matrix Spike MSB=Matrix Spike Duplicate LCS=Laboratory Control Sample LCSD=Laboratory Control Sample Duplicate RPO=Relative Percent <br /> Deviation <br /> %Recovery=100'(MS Sample)/(Amount Spiked) RPD=100"(MS- MSD)/((MS+MSD)12) <br /> MS and I or MSD spike recoveries may not be near 100%or the BPDs 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 /> 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 /> Laboratory extraction solvents such as methylene chloride and acetone may occasionally appear in the method blank at low levels <br /> DHS Certification No 1644 ;V�QA/QC Officer <br /> I <br />