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_ -------------------------------- <br />--- --------------------------------------- <br /> APR-09-1993 09 45 FROM FGL ENUIRONMENTAL TO 19169721693 P 02 <br /> ENVIRONMENTAL <br /> ANALYTICAL CHEMISTS <br /> April 8, 1993 QA/QC ID# 930406 UGSTA-S-301.8 <br /> Frank Morita RE Organac Analyses <br /> 6622 Belmont Place <br /> Stockton , CA 95267 Ext:r&Cted• N/A <br /> Analyzed April 6, 1993 <br /> FGL Envirommental Quality Assurance Report <br /> Ua 7• -sMETHOD <br /> CONC. ACCURACY PRECISION <br /> SPIKED Ir RECOVERED DIFFERENCE <br /> CONSTITUENT mg/kg MS MSD AR RPD MAV <br /> Ethyl Benzene 8020 5 .0 82 89 32-160 8 0 20 0 <br /> TPH-Gas 8015M 8 0 88 95 70-130 8 5 40 0 <br /> MS = Matrix Spike MSD = Matrix Spike Duplicate Metrix a Laboratory Blank Water <br /> AR a Acceptable Range RFD c Relative Percent Difference MAV a Maximun Acceptable Value <br /> FGL ENVIRONMENTAL <br /> nmas 8 tarsen, M <br /> alisty Assurance O icer <br /> • <br /> E,sld-0-fllce <br /> S�QrRDx0.f J b�L9]?S�rlrkttr�G SLHaC1L .4A4A1CatoxY Ysaha CZ0119mia <br /> P 0 Box 2721833 CorWektlon$treat 2500 Stagecoach Road TEL (209)734-9473 <br /> Santa Paula CA 930$1 0272 Stockton CA 95215 10016,10 (209)73$5973 <br /> __-- -- -.moi aAWIr4A4 - <br />