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' 110 2nd Avenue South #D7 Pacheco CA 94553-5560 <br /> ' 64 McCampbell Analytical Inc Telephone 925-798-1620 Fax 925-798-1622 <br /> http//www mccampbell com E-mail mam©mccampbeil cam <br /> QC SUMMARY REPORT FOR SW8021B/8015Cm <br /> Matrix W WorkOrder 0212014 <br /> EPA Method SW8021B/8015Cm Extraction SW5030B BatchlD 5111 Spiked Sample ID 0212015-001A <br /> Sample Spiked MS` MSD' MS-MSD-1 LCS LCSD LCS-LCSD Acceptance Criteria(%) <br /> Compound <br /> lig/L 1ig/L %Rec %Rec %RPD %Rec %Rec %RPD Low High <br /> TPH(gas) ND 60 104 104 0 291 974 112 141 80 120 <br /> ' MTBE ND 10 102 942 793 963 116 296 80 120 <br /> Benzene ND 10 107 104 312 983 986 0 280 80 120 <br /> Toluene ND 10 101 964 424 100 104 399 80 120 <br /> ' Ethylbenzene ND 10 104 101 282 97 1 103 602 80 120 <br /> Xylenes ND 30 967 967 0 100 110 952 so 120 <br /> ' %SS 997 100 105 102 230 896 —$8-11 <br /> 81 171 90 120 <br /> All target compounds in the Method Blank of this extraction batch were ND less than the method RL with the following exceptions <br /> I 1 NONE <br /> t <br /> 1 <br /> t 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 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 /> anaiyte content <br /> %Recovery=100'(MS-Sample)I(Amount Spiked) RPD=100*(MS—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 amountspiked or b)if that specific sample matrix interferes with spike recovery T <br />