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' 110 2nd Avenue South IlD7 Pacheco CA 94553-5560 <br /> [4�M�cCamjp�bell Analytical Inc Telephone 925-798-1620 Fax 925-798-1622 <br />' httpJ/www mecampbell com £mail main@mccampbcJ1 cum <br /> QC SUMMARY REPORT FOR SW8021B/8015Cm <br /> I <br /> Matrix W WorkOrder 0302323 <br />' EPA Method SW8021B/8015Cm Extraction SW5030B BatchlD 5986 Spiked Sample ID N/A <br /> Compound Sample Spiked MS* MSD* MS-MSD* LCS LCSD LCS-LCSD Acceptance Criteria(%} <br /> pg/L pg/L %Rec %Rec %RPD %Rec %Rec %RPD Low High <br /> TPH(gas) NIA 60 NIA N/A N/A 987 103 459 70 130 <br />' MTBE N/A t0 N/A N/A N/A 851 864 149 70 130 <br /> Benzene N/A 10 NIA N/A N/A 97 8 996 1 78 70 130 <br /> Toluene N/A 10 NIA NIA NIA 923 95 6 3 53 70 130 <br />' Ethylbenzene N/A 10 N/A N/A N/A 98 5 103 414 I 70 130 <br /> Xylenes I NIA 30 N/A N/A NIA 933 100 690 70 130 <br />' %SS N/A 100 j N/A N/A NIA 99 9 96 9 297 80 120 <br /> All target compounds in the Method Blank of this extraction batch were ND less than the method RL with the following exceptions <br /> NONE <br /> r <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 matnx spike and matnx spike duplicate <br /> NR=analyte concentration in sample exceeds spike amount for sod rnatnx or exceeds 2x spike amount for water matnx or sample diluted due to high matrix or <br /> analyte content <br /> %Recovery=100'(MS-Sample)/(Amount Spiked),RPD=100*(MS—MSD)I(MS+MSD)*2 <br /> *MS and/or MSD spike recoveries may not be near 100%or the RPDs near 0%it a)the sample is inhomogenous AND contains significant concentrations of <br /> analyte relative to the amount spiked orb rf that s 5c sample matrix interferes with spike recovery <br /> i <br />