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a5 " <br /> Proiect Numbe!: SF&175.0204.72 <br /> Consultant Project Number: 16000.250-044 <br /> ; ;.. Contract Number: N46CWCO244.9-X <br /> Facility Number: 9.6165 <br /> Work Order Number: 0008737 <br /> (: Report Issuo Date: August 31.19?0 <br /> QA Conformance Summary <br /> Purgeable Aromatics and Total Petroleum Hydrocarbons <br /> as Gasoline in Soil <br /> EPA Method 8020/8015 <br /> 1.0 S!a kks_ <br /> Five of 5 target compounds were below detection limits in the reagent water blank and reap ent <br /> methanol blank as shown in Tables 2a and 2b. <br /> I ee a <br /> 2.0 Independent QC Check Sa-mDle <br /> The control limits were met for 4 out of 4 QC check compounds as shown In Table 3. <br /> s 3.4Snrroaate omoound Recoveries <br /> Percent recovery limits were met for the surrogate compound(naphthalene)for all samples <br /> i.a i;�- as shown in Table 4. <br /> 4A rix Spike M n M ik Duplicate MDA n Pr l i n <br /> f a 4.1 Percent recovery limits were met for 4 of 4 compounds in the MS and MSD as shaven in Table <br /> 4sy S. i <br /> 4.2 Relative percent difference(RPD)criteria was met far 4 of 4 analytes in the MS and MSD as <br /> shown in Table 5. <br /> 5.0 Samole Handling <br /> 1-•, 5.1 Sample handling and holding time criteria were met for all samples. <br /> 5.2 There were no exceptional conditions requiring dilution of samples. . <br /> f <br /> L> <br /> Fes, <br /> GTEL Concord,CA Page 3 of 7 <br /> L- C008737.00C <br /> T E L <br /> EN V,i ONM tN tAt <br /> t= LASORAEOOIt$ INC <br /> live <br />