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Sparger Analytical Laboratory Division <br /> Technology Mobile Laboratory DMsion <br /> Inc. Scient llc DMslon <br /> With Aulomalion to Mind ' ; ' <br /> i{ <br /> 8020 Modified Matrix Spike (MS) & Matrix Spike Duplicate (MSD) <br /> x <br /> BTEX Analysis Report <br /> Attention: Mr. Jack Mendrin Date Sampled: Jul 8, 1994 <br /> West Star Environmental Date Received: Jul 13, 1994 <br /> 4688 W. Jennifer, Suite 101 <br /> Fresno, CA 93722 <br /> Project ID: Project Name: Hunter& Taylor Street <br /> Client ID: MS/MSD LAB ID: ST94-07-019 MS <br /> ST94-07-019 MSD y <br /> Matrix: Soil Dilution: k <br /> R <br /> Conc. Sample MS MSD MS % MSD % % RPD <br /> Name Spike Added Result Result Result Units Recovery Recovery Recovery <br /> Benzene 30 ppb ND 27 29 ug/kg 90% 97% 7% <br /> Toluene 30 ppb ND 28 30 ug/kg 93% 100% 7% <br /> M <br /> /0 97 <br /> Ethylbenzene 30 ppb ND 27 29 ug/kg 90°/p ° 7% <br /> ° <br /> Xylenes 30 ppb ND 27 29 ug/kg 90% 97% 7%r ti <br /> r <br /> l <br /> Surrogate IN, Recovery of Trifluorotoluene = 98% MS 102% MSD t <br /> P <br /> ppb=parrs per billion=uglkg=mlaograms per kilogram <br /> FPn(a parts per million=light;=micrograms Par gram ", g <br /> 4 ND=Not Detracted Compound(s)may be present at concentrations below the detection limma.. f <br /> r <br /> iry i cc <br /> Jul 22, 1994 <br /> R.L.James, Principal Chemist DATE <br /> SPARGER TECHNOLOGY ANALYTICAL LABORATORY,INT: IS CERTIFIED BY THE STATE OF CALIFORNIA i <br /> DEPARTMENT OF HEALTH SERVICES ASA HAZARDOUS WASTE TESTING LABORATORY F' <br /> (c <br /> ICemlmallen N. 1614) F <br /> I^. <br /> i <br /> 3050 Fite Circle Suite 112 • Sacramento, California 95827 • (916) 362-8947 • FAX(916) 362-0947 <br /> 3 <br />