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1 <br /> 2nd Avenue South #D7,Pacheco CA 94553-5560 <br /> McCampbell Analytical Inc Telephone 925-F4110798-1620 Fax 925-798-1622 <br />' http llwww mccampbell com E-mail mam@mccampbell com <br /> QC SUMMARY REPORT FOR SW8260B <br /> Matrix W WorkOrder 0206428 <br />' EPA Method SW8260B Extraction SW5030B BatchlD 2652 Spiked Sample ID 0206428-002C <br /> Sample ; Spiked MS' MSD" MS-MSD'' LCS LCSDLCS-LCSDIAcceptance Criteria(%) <br /> Compound _ _— _ __ _ _ <br />' pg/L - pglL % Rec %Rec %RPD 1 %Rec %Rec % RPD ' Low Y High <br /> tert-Amyl methyl ether(TAME) ND 10 901 878 265 899 91 3 1 58 70 130 <br />' Dasopropyl ether(DIPE) —� ND 10 812 84 4 393 - 85 867198 70- 130_ <br /> Ethyl tert-butyl ether(ETBE) ND 10 819 83 S 232 824 833 1 10 70 T 130 <br />' Methyl-t-butyl ether(MTBE) - N -]—10 757 763 0 772 —70` 707 - 0 938 T— 70- 130 <br /> %SS l 849 100 865 I 875 1 13 77 764 0 723 70 130 <br />' A]l target compounds in the Method Blank of this 8 p s extraction hatch were ND less than the method RL with the following exceptions • <br /> NONE <br /> 0 <br /> I <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 matnx spike duplicate <br /> 0 NR=analyte concentration in sample exceeds spike amount for sod matrix or exceeds 2x spike amount for water matrix or sample diluted due to nigo matnx or <br /> I analyte content <br /> Recovery=1 o0.(MS Sample)I(Amount Spiked) RPD=100'(IUIS-MSD)I(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 />