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- Spargero Analytical Laboratory Division <br />. <br /> T6chnob9q" <br /> Mobile Laboratory Division <br /> y Scientific Division <br /> With Automotion in Mzr�d <br /> 8020 Modified Matrix Spike (MS) & Matrix Spike Duplicate (MSD) <br /> BTEX Analysis Report <br /> Attention Mr Ray Henry Date Sampled Feb 10, 1995 <br /> RAH Environmental, Inc Date Received Feb 11, 1995 <br /> 3310 Swetzer Road Date Analyzed Feb 15, 1995 <br /> Loomis, CA 95650 <br /> Project ID 7952 Project Name Tri-Valley Growers <br /> Client ID MS/MSD (Batch) LAB ID ST95-02-015 MS <br /> ST95-02-015 MSD <br /> Matrix Soil Dilution <br /> Conc Sample MS MSD MS % MSD % % RPD <br /> Name Spike Added Result Result Result Units Recovery Recovery Recovery <br />• Benzene 30 ppb ND 26 28 ug/kg 87% 93% 7% <br /> Toluene 30 ppb ND 26 28 ug/kg 87% 93% 7% <br /> Ethylbenzene 30 ppb ND 25 27 ug/kg 83% 90% 8% <br /> Xylenes 30 ppb ND 26 28 ug/kg 87% 93% 7% <br /> Surrogate % Recovery of Trifluorotoluene = 100% MS 108% MSD <br /> ppb=parts per billion=ug1kq=micrograms per kilogram <br /> ppm=parts per million=uVq=micrograms per gram <br /> ND=Not Detected Compound(&)may be present at concentrations below the detection limit <br /> Feb 21, 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 /> (Certdication No 1614) <br /> 3050 Fite Circle Suite 112 • Sacramento Collfornto 95827 • (916) 362-8947 * FAX (916) 362-0947 <br />