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' 110 2nd Avenue South #D7,Pacheco,CA 94553-5560 <br /> McCampbell Analytical Inc Telephone 925-798-1620 Fax 925-798-1622 <br />' httpilwww mccampbell com E-mail marn@mccampbell corn <br /> QC SUMMARY REPORT FOR SW8260B <br /> Matrix W WorkOrder 0211447 <br />' EPA Method SW8260B Extraction SW5030B BatchlD 5073 Spiked Sample ID NIA <br /> Sample Spiked MS' MSD" MS-MSD' LCS LCSD LCS-LCSD Acceptance Criteria(%} <br />' Compound <br /> uglL Ng/L °h Rec °k Rec %RPD %Rec %Rec %RPD Low I High <br /> Drnsopropyl ether(DIPE) N/A 10 N/A NIA N/A 992 101 1 92 70 130 <br />' Ethyl tert-butyl ether(ETBE) N/A 10 NIA N/A N/A 108 110 1 38 70 130-- <br /> Methyl-t-butyl ether(MTBE) N/A 10 N/A N/A N/A 974 978 0 417 70 130 <br /> tert-Amyl methyl ether(TAME) NIA 10 N/A N/A N/A 106 108 150 70 130 <br />' Methanol N/A 2500 NIA N/A NIA 912 957 488 70 130 <br /> 1,2-Dibromoethane(EDB) N/A 10 N/A N/A NIA 956 975 205 70 130 <br /> t1,2-Dtchloroethane(1,2-DCA) N/A 10 N/A N/A N/A 976 998 2 16 70 130 <br /> %SS NIA 100 N/A NIA N/A 982 982 000896 70 130 <br /> 1 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 /> 1 <br /> 1 <br /> 1 <br /> i <br /> 1 <br /> MS=Matrix Spike MSD=Matrix Spike Duplicate LCS=Laboratory Control Sample LCSD=Laboratory Control Sample Duplicate,RPD=Relative Percent <br /> 1 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 />' anaiyte content <br /> %Recovery=100'(MS Sample)I(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 /> 1 analyte relative to the amount spiked or b)If that specific sample matrix interferes with spike recovery <br />