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} 110 2nd Avenge South il137,Pacheco,CA 94553-5560 <br /> McCampbell Analytical Inc Telephone 925-798-1620 Fax 925-799-1622 d <br /> httpJlwww m=rnpbell cam E-mail rnam@mcciunpkllcom <br /> 4 n <br /> QC SUMMARY REPORT FOR SW802IR/8015Cm 1 <br /> Matra W WorkOrder 0210019 <br /> EPA Method SW8021 B18015Cm Extraction SW5030B BatchlD 4220 Spiked Sample ID WA <br /> Sample Spiked MS* MSD* MS-MSD* LCS LCSD LCS-LCSD Acceptance Critena(%) <br /> Compound <br /> {tg1L Ng/L %Rec %Rec %RPD %Rec %Rec %RPD Low High <br /> TPH(gas) NIA 60 N/A NIA N/A 104 103 114 80 120 <br /> MTBE N/A 10 NIA NIA N/A 901 878 250 80 120 <br /> Benzene NIA 10 NIA N/A N/A 948 <br /> 945 4 399 80 120 <br /> Toluene NIA 10 NIA NIA N/A 969 965 0 340 80 120 <br /> Ethylbenzene NIA 10 NIA NIA NIA 97 957 138 80 120 <br /> Xylenes NIA 30 N/A NIA N/A 997 997 0 80 120 <br /> %SS NIA 100 NIA NIA NIA 911 886 280 80 120 <br /> 3 <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 /> fl ��y <br /> I� <br /> rl <br /> MS=Matrix Spike MSD=Matnx 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 /> r NR=analyte concentration in sample exceeds spike amount for sod matrix or exceeds 2x spike amount for water matrix or sample diluted due to high matrix or <br /> analyte content <br /> %Recovery=100.(MS-Sample)I(Amount Spiked) RPD=100'(MS—MSD)/(MS+MSD)*2 <br /> *MS and 1 or MSD spike recoveries may not be near 100%or the RPDs near 00/6 it a)the sample is inhomogenous AND contains significant concentrations of <br /> analyte relative to the amountspiked or b)rf that specific sarnple mativ interferes with spike recd <br /> I <br />