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McCain bell Analytical Inc 110 2nd Avenue South #177,Pacheco CA 94553 5560 <br />' y I Telephone 925-798 1620 Fax 925-798-1622 <br /> hup//www mccampbell com E-mail main@mccamphet]corn <br /> QC SUMMARY REPORT FOR SW8260B <br /> Matrix W WorkOrder 0207451 <br />' EPA Method SW8260B Extraction SW50308 BatchlD 3245 Spiked Sample ID 0207451-002C <br /> Sample Spiked MS* MSD` IMS-MSD"' LCS LCSD LCS-LCSD Acceptance Criteria(%) <br />' Compound — <br /> pg/L pg/L % Rec % ReC j %RPD %ReC I %ReC %RPD Low High <br /> I � <br /> Dtisopropyl ether(DIPS) ND 10 977 101 287 968 952 1 60 70 130 <br /> Ethyl tent-butyl Lther(£TBE) ND 10 975 101 327 954 945 0 943 70 130 <br />' Methyl-t-butyl ether(MTBE) 173 10 91 9 95 7 144 927 <br /> 91 1 84 70 130 <br /> tert-Amyl methyl ether(TAME) — ND 10 982 999220 <br /> 168 95 8 93 7 2 20 1 70 130 <br /> %SS — � ! _l ! r --- — — <br /> 107 100 104 105 0 201 89 2 87 — 2 45 70 130 <br /> I 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 MS=Matrix Spike MSD=Matrix Spike Duplicate,LCS=Laboratory Control Sample LCSD=Laboratory Control Sample Duplicate RPD=Relative Percent <br /> Deviation <br /> . N1A=not enough sampte to perform matrix spike and matrix spike duplicate <br /> NR=analyte concentration in sample exceeds spike amount for soil matnx or exceeds lac spike amount for water matrix or sample diluted due to high matrix or <br /> analyte content <br /> Recovery=100"(MS-Sample)1(Amount Spiked),RPD=100•(MS—MSD)/(MS+MSD)`2 <br /> MS and 1 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 />