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110 2nd Avenue South #b7 Pacheco CA 94553 5560 <br /> MCCampbell Analytical Inc Telephone 925 798-1620 Fax 925-798-1622 <br /> http Ilwww mccampbell mark mina corn E amccampbell corn <br /> • QC SUMMARY REPORT FOR SW8260B <br /> I <br /> Matrix W WorkOrder 0210228 <br /> IEPA Method SW8260B Extraction SW5030B BatchlD 4387 Spiked Sample ID 0210231-0010 <br /> Sample Spiked MS' MSD' !MS-MSD' LCS LCSD ILCS-LCSDIAcceptance Catena(%) <br /> Compound -- I- - - <br /> pg1L pg/L % Rec % Rec %RPO %Rec % Rec % RPD Low Nigh <br /> Benzene ND 10 105 107 1 69 107 1 l 1 298 ' 70 130 <br /> IMethyl_t-butyl ether(MTBE) -ND - 10 1 1 1 ° 109 207 110 124 124 70 130 Toluene ND 10 112 I 114 1 30 106 i 106 1 0 280 70 130 <br /> %SSI 108 i 100 108 108 0 319 ! 107 113 5 53 70 130 <br /> %SS2 999 100 105 105 00459 103 105 148 1 70 130 <br /> %SS3 - -- 91 3 100 993 �I 979 1 39 983 972 F 1 13 ! 70--- 130 <br /> i <br /> All target compounds to the Method Blank of this extraction batch were NI)less than the method RL with the following exceptions <br /> NONE <br /> I <br /> I <br /> I <br /> MS=Matrix Spike MSD=Matrix Spike Duplicate LCS=Laboratory Control Sample LCSD=Laboratory Control Sample Duplicate RPD=Relative Percent <br /> I 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 /> I %Recovery=100'(MS Sample)/(Amount Spiked),RPD=100`(MS—MSD)/(MS+MSD)`2 j <br /> "MS and 1 or MSD spike recoveries may not be near 100%or the RPDs near 0%if a)the sampte 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 />