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1 �- <br /> ENVIRONMENTAL <br /> iDANALYTICAL CHEMISTS <br /> November 12, 1993 QA/QC 1D# 931109 UGSTA-S-301A <br /> 1 Stephen Valentine RE. Organic Analysis <br /> 5232 Hemet Ave <br /> Stockton CA 95207 Extracted N/A <br /> 1 Analyzed : November 9, 1993 <br /> 1 FGL Environmental Quality Assurance Report <br /> UGSTA-S METHOD <br /> 1 CONC ACCURACY PRECISION <br /> SPIKED % RECOVERED % DIFFERENCE <br /> 1 CONSTITUENT mg/kg MS MSD AR RPD MAV <br /> Ethyl Benzene 8020 0 0 86 82 32-160 4 8 20 0 <br /> 1 MS = Matrix Spike MSD = Matrix Spike Duplicate Matrix = Laboratory Blank Water <br /> AR = Acceptable Range RPD = Relative Percent Difference MAV = Maximum Acceptable Value <br /> FGL ENVIRONMENTAL <br /> 1 Thomas B anen, M S. <br /> Quality Assurance Offs r <br /> 1 <br /> 1 <br /> t <br /> 1 <br /> 1 <br /> 1 <br />' CQcporale QMces&_Laboratory OtfiGe&LaboratQry Field Office <br /> P O Box 272 P53p Visalia Calrfornn <br /> Gor orat�an Sueu 2500 Stagecoach Road <br /> Sar a Paula GA 93001 0272 Slocklor GA 9521b TEL (209)734 9�'3 <br /> ThL TEL X209 9,20181 Mobile (209)7386273 <br />