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' 110 2nd Avenuc South,#D7 Pacheco,CA 94553-5560 <br /> McCampbell Analytical Inc Telephone 925-798-1620 Fax 925 798-1622 <br />' httpJAvww mccarnpbell cam E mal rru mccampbelLcom <br /> QC SUMMARY REPORT FOR SW8021B/8015Cm - <br /> Matrix A WorkOrder 0308232 <br /> EPA Method SW80216/8015Cm Extraction SW5030B BatchlD 8198 Spiked Sample ID NIA <br /> Sample Spiked MS* MSD* MS-MSD' LCS LCSD ILCS-LCSD Acceptance Critena(%) <br /> ' Ng/L pgIL % Rec % RBC %RPD %RBC %Rec %RPD Low j High <br /> TPH(btex)� N/A 60 NIA N/A N/A 963 95 5 0 880 70 130 <br /> MTBE NIA 10 N/A NIA N/A 953 945 079 70 130 <br /> Benzene N/A 10 N/A N/A N/A 965 953 124 70 130 <br /> Toluene N/A 10 N/A N/A N/A 98 977 0 375 70 130 <br /> ' Ethylbenzene N/A t0 N/A NIA N/A 101 99 1 1 64 70 I 130 <br /> Xylenes N/A 30 N/A N/A NIA 100 100 0 70 130 <br /> ' %SS NIA 100 N/A NIA N/A 100 101 0 842 70 130 <br /> All target compounds to the Method Blank of this extraction batch were ND less than the method RL with the following exceptions <br /> ' NONE <br /> 1 <br /> 1 <br /> 1 <br /> 1 <br /> MS=Matrix Spike MSD=Matrix Spike Duplicate,LCS=Laboratory Control Sample,LCSD=Laboratory Control Sample Duplicate RPD=Relative Percent <br /> ' Deviation <br /> %Recovery=100*(MS-Sample)I(Amount Spiked) RPD=100*(MS—MSD)/(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 or b)if that specufic sample matrix interferes vAth spike recovery <br /> £TPH(btex)=sum of BTEX areas from the FID <br /> #cluttered chromatogram,sample peak coelutes with surrogate peak <br /> ' N/A=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 2c spike amount for water matrix or sample diluted due to high matrix or <br /> anal content <br /> 1 _ <br />