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Spar r0 <br />' � Analyfical Laboratory Division <br /> Technoyr � Mobile Laboratory Division <br /> Scientific DMslon <br /> With Automation in Mind <br /> 8020 Modified Matrix Spike (MS) & Matrix Spike Duplicate (MSD) <br /> BTEX Analysis Report <br /> Attention Mr Ray Henry Date Sampled Nov 28, 1994 <br /> RAH Environmental, Inc Date Received Nov 29, 1994 <br /> 3310 Swetzer Road Date Analyzed Dec 4, 1994 <br /> Loomis, CA 95650 <br /> Project ID 831 1 Project Name Lopez <br /> Client ID MS/MSD-Batch LAB ID ST94-11-1139A MS <br /> ST94-11-1139A MSD <br /> Matrix Soil Dilution <br /> Conc Sample MS MSD MS IN, MSD % % RPD <br /> Name Spike Added Result Result Result Units Recovery Recovery Recovery <br /> Benzene 30 ppb ND 27 25 ug/kg 90% 83% 8% <br /> Toluene 30 ppb ND 29 26 ug/kg 97% 87% 11% <br /> Ethylbenzene 30 ppb ND 27 25 ug/kg 90% 83% 8% <br /> Xylenes 30 ppb ND 27 25 ug/kg 90% 83% 8% <br /> Surrogate % Recovery of Tnfluorotoluene = 100% MS 104% MSD <br /> ppb a parts per billion=ug/kg=micrograms per kilogram <br /> ppmv parts per million=ug/g=micrograms per gram <br /> NO=riot Detected Compound(s)may be present at concentrations below the detection lima <br /> Dec 8, 1994 <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 1814) <br /> 3050 Fite Circle Suite 112 9 Sacramento, Colhfornic 95827 a (916) 362-8947 • FAX(916) 362-0947 <br />