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Spargero Analytical Laboratory Division <br /> Mobile Laboratory boratory Division <br /> ogy Inc- Scientific Division <br /> With Automation in Mind <br /> 8020 Modified Matrix Spike (MS) & Matrix Spike Duplicate (MSD) <br /> BTEX Analysis Report <br /> Attention: Mr. Tom Landwehr Date Sampled: Jan 25, 1995 <br /> Apex Envirotech, Inc. Date Received: Jan 26, 1995 <br /> 7844 Madison Avenue, Suite 106 Date Analyzed: Jan 26, 1995 <br /> Fair Oaks, CA 95628 <br /> Project ID: ERA02.004 Project Name: Moore Petroleum Bulk Plant <br /> Client ID: MS/MSD (Batch) LAB ID: ST95-01-026 MS <br /> ST95-01-026 MSD <br /> Matrix: Water Dilution: <br /> Conc. Sample MS MSD MS % MSD % % RPD <br /> Name Spike Added Result Result Result Units Recovery Recovery Recovery <br /> Benzene 30 ppb NO 33 34 ug/L 110% 113% 3% <br /> Toluene 30 ppb NO 31 32 ug/L 103% 107% 3% <br /> Ethylbenzene 30 ppb NO 31 31 ug/L 103% 103% 0% <br /> Xylenes 30 ppb NO 31 31 ug/L 103% 103% 0% <br /> Surrogate % Recovery of Trifluorotoluene = 108% MS 112% MSD <br /> ppb=parts per billion=ug/L=micrograms per liter <br /> ppm=parts per million=ugiml=micrograms per milliliter <br /> ND=Not Detected. Compound(s)may be present at concentrations below the detection limit. <br /> Feb 2, 1995 <br /> R.L.James, Principal Chemist Date <br /> SPARGER 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 /> 3050 Fite Circle, Suite 112 • Sacramento, California 95827 • (916) 362-8947 • FAX(916) 362-0947 <br />