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110 2nd Avenue South #D7 Pacheco CA 94553-5560 <br /> McCain bell Anal`tical Inc <br /> h ,L Telephone 925-798-1620 Fax 925-796-I622 <br /> i http/Iwww mccampbell corn E-mail mamgrriccampbetl cam <br /> QC SUMMARY REPORT FOR SW8260B <br /> 1 <br /> Matrix W WorkOrder 0207389 <br />' EPA Method SW8260B Extraction SW5030B BatchlD 3176 Spiked Sample ID NIA <br /> Com Quad Sample Spiked MS' MSD' f MS-MSD*I LCS LCSD LCS-LCS D,Acceptance Catena M <br /> pI <br />' liglL 11gIL % Rec %Rec I % RPD j %Rec i %Rec %RPD Low High <br /> tent-Amyl methyl ether(TAME) NIA 10 N/A N/A N/A : 108 113 532 70 130 <br /> 1 Methyl-t butyl ether(MTBE) N/A 10 N/A N/A I N/A 978 I 106 791 70 130 <br /> Dnsopiopylether(D1PE) NIA 10 N/A NIA N/A 114 � 117 258 70 130 <br /> Ethyl tort-butyl ether (ETBE) N/A 10 N/A N/A N/A 107 I 112 449 70 130 <br /> %SSI N/A t 100 N/A N/A i N/A 104 105 0 935 70 130 <br /> � I , <br /> All target compounds in the Method Blank of this extraction batch were ND less than the method RL with the following exceptions <br />' ONE <br /> r <br /> MS=Matrix Spike MSD=Matrix 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 sod matrix or exceeds 2x spike amount for water matrix or sample diluted due to high matrix or <br /> analyte content <br /> I %Recovery=100`(MS Sample)/(Amount Spiked) RPD=100'(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 />