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t+ Air Pollution <br /> E REM 0130R9TORIES, IN. Chemical Analysis, <br /> ' Research&Testing <br /> i <br /> Corporate Office: Branch Office.: , Environmental Studies <br /> 6790 FLORIN PERKINS ROAD; 12121 'NORTHUP WAY, SUITE 212 Robotics <br /> SACRAMENTO, CA 95828 BELLEVUE,WA 98005 Toxicology <br /> TEL: (916) 381-7953 TEL: (206) 885-0284 <br /> FAX:(916) 3814013:. FAX:(206)885-6162 <br /> February.21 1990 <br /> Mr. Jack Napper <br /> 1 WESTERN GEO-ENGINEERS ' <br /> 1386 East Beamer <br /> Woodland, CA 95695 <br /> Reference: Project Mid Cal Tractor <br /> ELI Order No. : 89-10-04.6 <br /> I <br /> Dear Mr. Napper: <br /> This letter is in regards to our previous conversations concerning <br /> I the subject task of which there were no target compounds detected. The <br /> analytical results reported have been thoroughly reviewed for accuracy and <br /> reproducibility and have passed EUREKA LABORATORIES, INC. 's high standards <br /> of quaLlit <br /> assurance and quality control. °This review included an <br /> investigation of the performance of the instrument at the time of the <br /> analysis of the subject task, . from, which it isconcluded that all systems <br /> and their resulting t data were in order., The analyses performed <br /> demonstrate the consistency that should occur between a Total Petroleum <br /> Hydrocarbon analysis (EPA 8015mod. & EPA 5030) and its Aromatic Volatiles <br /> (EPA 8020) ' counterpart by confirming -the, absence of any detectable <br /> constituents at the quantitation levels reported. <br /> ELI's chemists -as 'well ' as our support staff have produced the ' <br /> aforementioned report in good faith and will continue to provide the <br /> professional and technical services., as prescribed by : the State of <br /> California Department of Health Services. <br /> If you have Iany questions .or comments 'in regards to this matter,. <br /> please do not hesitate to contact -me at. (916) .381-7953'.. <br /> { <br /> Sincerely, <br /> EUREKA LABORATORIES, INC. <br /> By <br /> s Veronica P. Leong <br /> Customer Service Speci ist <br /> i <br /> I <br /> i <br /> { <br />