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✓� I <br /> Project Number: SF8-175-0'04.72 <br /> —� Consultant Project Number. 16000.206-044 <br /> Contract Number: N46CWCO244.9•X <br /> Facility Number: 96465 <br /> Work order Number: D005314 <br /> Report Issue Date: May 22,1990 <br /> GSA Corforrnance Summary <br /> Purge6ble Aromatics an6 Total Petroleum Hydrocarbons <br /> as Gasoline In Water <br /> EPA Mathcd 8010/8015 <br /> r, 1.0 Blanks <br /> Five of e.target Compoundswera below detection limits in the re,3gent blank as shown In Table <br /> r. <br /> 2. <br /> i <br /> d 2.0n hk E <br /> The contro!Iim;is were met for 4 out of 4 QC check compot:nds as shown In TabIG 3. <br /> 3.0 %ffLQa&ta_Qg �une Pfi <br /> ! Percent recovery limits were met for the surrogate compound (naphthalene)for all samplds <br /> w�. <br /> �.., as shown In Table 4. I <br /> 3 <br /> r ' 4.0 y[! trix Soike 4N[S)Accuracy ` <br /> Percent recovery limits were rnet for 4 of,�compounds in the MS as shown in Table 5. <br /> z <br /> 5,0 dig nt ter Soike fWS)and React r W t r ik�)N,�D)Dunlirt�F,,�rp tri <br /> ' Relathre percent difference(RPD)criteria vs met for 4 of 4 analytes in the WS and WSD asvas <br /> shown In Table 6. <br /> I <br /> j =~ 6.0 Sample Hand?incl j <br /> t <br /> 6.1 Sample handling and holding time criteria were met for all samples. <br /> 6,2 There were no exceptional conditions requiring dilution of samples. <br /> u <br /> r; <br /> i <br /> GTEL CAncord,CA Page 3 of a <br /> t D00r:'k.DOC <br /> R i T E L <br /> tva <br /> fi "I ENViRONMENSAL <br /> M LAEORAT0111M INC. <br />