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i <br /> L�"'Spargero Analytical Laboratory Division <br /> Mobile Laboratory Division <br /> With Automation in Mr <br /> C Technolo y Inc.g Scientific Division <br /> nd <br /> r 8020 Modified Matrix Spike (MS) & Matrix Spike Duplicate (MSD) <br /> L BTEX Analysis Report <br /> L,`tention: Mr. Jeff Rothgery Date Sampled: Feb 2, 1996 <br /> Apex Envirotech, Inc. Date Received: Feb 2 <br /> 1996 <br /> 7844 Madison Ave., Suite 106 Date Analyzed: Feb 6, 1996 <br /> Fair Oaks, CA 95628 Invoice#: 6242 <br /> ?roject ID: ERA02.004 Project Name: Moore Petroleum <br /> dent ID: MS/MSD(Batch) LAB ID: ST96-02-107 MS <br /> "atrix: Water ST96-02-107 MSD <br /> Dilution: <br /> Conc. Sample MS MSD MS % MSD % % RPD <br /> LName Spike Added Result Result Result Units Recovery Recovery Recovery <br /> Benzene 30 <br /> Ppb ND. 24 26 ug/L 80% 87% 8% <br /> LToluene 30 ppb ND 23 25 u9/L 77% 83% 8% <br /> Ethylbenzene 30 ppb ND 22 26 ug/L 73% 87% 17% <br /> L Xylenes 30 ppb ND 220 <br /> 27 ug/L 73% 90% 20% <br /> 4 <br /> urrogate % Recovery of Trifluorotoluene= 82% -MSo SD <br /> M <br /> 80/o <br /> P <br /> per billion=u 9L=miaopra�Pl � <br /> parts per million=ug/ml=miaopNot DetectedCompounds)mey be at eoncenuations below the deteCion limit. <br /> L <br /> -Les,Principal Chemist Feb 12, 1996 <br /> Date <br /> LSPARGER TECHNOLOGY ANALYTICAL LABORATORY.INC.IS CERTIFIED BY THE STATE OF CALIFORNIA <br /> DEPARTMENT OF HEALTH SERVICES AS A HAZARDOUS WASTE TESTING LABORATORY <br /> (Certification No.1614) <br />