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' I I 10 2nd Avenue South #D7 Pacheco CA 94553-5560 <br /> McCampbell Analytical Inc Telephone 92$799-1620 Fax 925-798 1622 <br /> http/hvww mccampbell com E-mail mom r+ ccampbell com <br /> QC SUMMARY REPORT FOR SW8260B <br /> 1 <br /> Matrix W WorkOrder 0211138 <br /> ' EPA Method SW8260B - Extraction SW5030B BatchlD 4822 Spiked Sample ID 0211128-003A <br /> Sample Spiked MS* MSD" 1MS-MSD* LCS LCSD {LCS-LCSD{Acceptance Criteria(%) <br /> Compound -- <br /> ' pg/L NgIL % Rec %Rec %RPD %Rec , %Rec %RPD Low High <br /> Dirsopropyl ether(DIPE) ND 10 103 104 0 805 1 99 102 323 70 130 <br /> Ethyl tert-butyl ether(ETRE) ND —� 10 968 100 332 1II 952 985 344 70-T 130 <br /> Methyl-t-butyl ether(MTBE) ND I 10 957 995 392 i 935 976 428 70 130 <br /> tert-Amyl methyl ether(TAME) ND 10 91 6 101 — 945 91 100 944 70 130 <br /> 1,2-Dibromoethane(EDB) ND 10 929 100 738 953 987 E 359 70 130 <br /> 1,2-Dichloroethane(1 2-DCA) ND 10 942 1 977 370 947 967 209 70 130 <br /> %SS 110 100 108 IID 1 90 106 107 0-27 7 70 ]30 <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 /> 1 <br /> 1 , <br /> MS=Matrix Spike MSD=Matnx 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 soil 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)I(Amount Spiked) RPD=100*(MS-MSD)1(MS+MSD)*2 <br /> *MS and I or MSD spice 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 />