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1 Sparger 0 Analytical Laboratory Division <br /> Mobile Laboratory Division <br /> Technoloyinc. Scientfic Division <br /> g <br /> With Automation in Mind <br /> { <br /> 8020 Modified Laboratory Control Spike (LCS) & <br /> Laboratory Control Spike Duplicate (LCSD) BTEX Analysis Report <br /> LAttention: Mr. Jeff Rothgery Date Sampled: Oct 19, 1995 <br /> Apex Envirotech, Inc. Date Received: Oct 20, 1995 <br /> 7844 Madison Avenue, Suite 106 Date_ Analyzed: Oct 25, 1995 <br /> L Fair Oaks, CA 95628 <br /> Project ID: ERA02.004 Project Name: Moore Petroleum - Banta <br /> Client ID: LCS/LCSD LAB ID: ST95-10-025 LCS <br /> ST95-10-025 LCSD. <br /> Matrix: Water Dilution: <br /> Conc. Sample LCS LCSD LCS % LCSD% % RPD <br /> Name Spike Added Result Result Result Units Recovery Recovery Recovery <br /> Benzene 30 ppb .ND 36 33 ug/L 120% 110% 9% <br /> LToluene 30 ppb ND 36- 33 ug/L 120% 110% 9% <br /> Ethylbenzene 30 ppb ND 36 33 ug/L 120% 110%° 9% <br /> LXylenes 30 ppb ND 36 33 ug/L.- 120% 110% 9% <br /> ° 109 LCS 93% LCSD <br /> Surrogate /° Recovery of Tnfluorotoluene <br /> ppb=parts per billion=ug/L=micrograms per Liter -- - <br /> ppm=parts per million=ug/mL=micrograms per milliliter <br /> 44 ND=Not Detected. Compound(s)may be present at concentrations below the detection limit. <br /> Nov 1, 1995 <br /> R.L.James,Principal Chemist Date Reported <br /> L <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 9 (916) 362-8947 • FAX(916) 362-0947 <br />