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Y <br /> Praleei Number. 5F&175-0244.72 <br /> consultant Project Number: 203ri5-3,''tt9 <br /> Cont ad Number: N46Cwco244 9 X <br /> Fedlt Number: 9-0342 <br /> worir Order Number. CM816 <br /> _ Acport tatue Date August 9,IM <br /> QA Conformance Summary <br /> Purgeable Aromatics and Total Petroleum Hydrocarbons <br /> as Gasoline In Soll <br /> EPA Method 8020/6015 <br /> 1.o Blah)5 <br /> Five of 5 target compounds were Below detection l imlts in the reagent water blank and reagent <br /> methanol blank as shown in Tables 2a and 2b. <br /> 2.0 lndetendent QC Check Sample <br /> The control limits were met for 4 out of 4 QC check compounds as shown In Table 3. <br /> 3.0 Surrogate Compgund Recoveries <br /> Percent recovery limits were met for the surrogate compound(napWhalene)for all samples <br /> as shown In Table 4. <br /> Ea ty 4.0 Matrix Spike(MS)and_MSnike Duplicate(MSD)Accurila and Preclsion <br /> rr, 4.1 Percent recovery limits were met for 4 of 4 compounds In the MS and MSD as shown in Table <br /> 4.2 Relative percent difference(RPD)criteria'was met for of 4 analytes In the MS and MSD as <br /> shown In Table S. <br /> i <br /> 5.0 Sample Handling <br /> 5.1 Sample handling and holding time criteria were met for all samples. <br /> 5.2 There were no exceptional conditions requiring dilution of eamples. <br /> OTEL Concord,CA Page 3 017 <br /> 'l <br /> sari t`Mt316.DOC <br /> GTEL <br /> IN VI IO NMI N TAt <br /> �® 'AI0I000I169. INC. JJ <br />