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ii 1 V <br /> 110 2nd Avenue South,#D7 Pacheco CA 94553-5560 <br /> McCaLnpbell Analytical Inc Telephone 925-798-1620 Fax 925-798-1622 <br /> httpJ/www mccainpbell cam E-mail main®rnccamphell cam <br /> • QC SUMMARY REPORT FOR SW8260B <br /> Matrix W WorkOrder 0310498 <br /> ERA Method SW8260B Extraction SW5030B BatchlD 9162 Spiked Sample ID 0310498-012B <br /> Sample Spiked MS' MSD* MS-MSCI LCS LCSD LCS-LCSD Acceptance Criteria <br /> NglL ug/L %Rec %Rec %RPD %Rec %Rec %RPD Law Nigh <br /> Benzene ND 10 116 116 0 116 110 471 70 130 <br /> Toluene ND 10 116 113 333 111 107 417 70 130 <br /> %SSI 974 100 103 104 108 994 991 0 310 70 130 <br /> 0/*SS2 955 100 98 946 345 966 95 8 0 840 70 130 <br /> %SS3 102 100 100 100 0 918 979 221 70 130 <br /> 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 /> • <br /> MS=Matrix Spike MSD=Matrix Spike Duplicate LCS=Laboratory Control Sample LCSD=Laboratory Control Sample Duplicate RPD=Relative Percent <br /> Deviation <br /> %Reoovery=100"(MS-Sample)I(Amount Spiked) RPO=100•(MS—MSD)/(MS+MSD)'2 <br /> MS and I or MSD spike recoveries may not be near 400%or the RPD5 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 mats interferes with spike recovery <br /> N/A=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 /> Laboratory extraction solvents such as methylene chloride and acetone may occasionally appear in the method blank at low levels <br />