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a . k <br /> r <br /> 5 <br /> COLUMBIA ANAL nCAL SERVICES. INC.. <br /> Client: EMCON Associates Gate f�scelvaJ: 'Jrr/29/91 <br /> -- SubJwltte:d By: Client J9 <br /> Project: Nor Cal Beverage/G05-01.01 WO*Oitdsa#: S41-0751 <br /> Sate Sol <br /> QA/OC Report <br /> Surrogate Recovery Summary <br /> a BTEX and TPH as Gasoline <br /> EPA Methods 5030/8020/DHS LOFT Method <br /> SAmolrs N®m® Mato ArtaPv <br /> 4-Bronafluorobeniene <br /> MW-1 IPA-18' 05/30/91 92 <br /> +. MW-1 41-41'A' 05/30/91 105. <br /> ` Method Blank 05/30/91 79 <br /> i <br /> 1 CAS Acceptance Criteria 70-140 <br /> x � <br /> TP Total Petroleum Hydrocarbons <br /> r - <br /> F: <br /> e <br /> s <br /> , S <br /> ~ Approved by l� Date <br /> B <br /> 1921 Rfngwood Avenue • Son Jose. Callfomio 95131 a Telephone 4081437.2400 • Fox 4081437.9356 <br />