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110 god Avenue South 967 Pacheco CA 94553-5560 <br /> F-A <br /> McCampbell Analytical Inc Telephone 925-798-1620 Fax 925-798-1622 <br /> ' http pwww mccampbell com E mail maingmccampbell com <br /> ie QC SUMMARY REPORT FOR SW8260B <br /> Matrix W WorkOrder 0309192 <br /> ' EPA Method SW8260B Extraction SW50308 Batchla 8476 Spiked Sample ID 0309188-001B <br /> Sample Spiked MS- MSD* MS-MSD LCS LCSD ILCS-LCSD Acceptance Criteria(%) <br /> ' Ng/L Ng/L % Rec %Rec %RPD %Rec %Rec %RPD Low High <br /> ten Amyl methyl ether(TAME) ND 10 87 871 00608 783 847 795 70 130 <br /> t-Butyl alcohol(TBA) ND 50 811 822 134 855 863 0 852 70 130 <br /> 1,2-Dxbromoethane(EDB) ND 10 109 107 238 102 102 0 70 130 <br /> 1 2-Dichloroethane(1,2-DCA) ND 10 103 103 0 933 95 3 214 70 130 <br /> ' Dusopropyl ether(DIPE) ND 10 103 104 0 951 932 96 292 70 130 <br /> Ethanol ND 500 937 957 205 928 968 419 70 130 <br /> I ' I <br /> Ethyl tert-butyl ether(ETRE) ND 10 896 903 0 760 82 829 117 70 130 <br /> Methanol ND 2500 102 114 106 919 936 1 78 70 130 <br /> Methyi-t-butyl ether(MTBE) ND 10 90 914 158 864 872 0 972 70 130 <br /> °/PSS] 103 100 91 1 ;1_2 1 0209 986 977 0 932 70 130 <br /> ' All target compounds to the Method Blank of this extraction batch were ND less than the method RL with the following exceptions <br /> NONE <br /> I <br /> t <br /> I <br /> 1 1 I <br /> MS=Matra Spike MSD=Matrix Spike Duplicate LCS=Laboratory Control Sample LCSD=Laboratory Control Sample Duplicate RPD=Relative Percent <br /> ' Deviation <br /> /P Recovery-100'(MS-Sample)I(Amount Spiked) RPD=1100"(MS-MSD)I(MS+MSD)"2 <br /> MS and I or MSD spike recoveries 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 /> I <br /> NIA=not enough sample to perform matrix spike and matrix spike duplicate <br /> NR=analyte concentratl6n In sample exceeds spike amount for sell matrix or exceeds 2x spike amount for water matrix or sample diluted due to high matrix or <br /> analyte content <br /> I <br /> ' I Laboratory extraC icn solvents such as methylene chloride and acetone may occasionally appear in the method blank at low levels <br /> I i I I I <br /> I i I I <br /> I I I ! <br /> I I I I I I I II I <br /> II Ii i t I e I i I I <br /> I 11 I I I Ili I I I (il I I II I! !I t I � I Ik i , II i <br />