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CQMPUCHEA <br /> ® WESTERN DMSION i <br /> Ft�ember 1 <br /> 1992 <br />'. T & T Earth Service <br /> P.O. Box 1618 <br /> Sutter Creek, CA 95685 <br /> Attention: Tim Smith <br /> Subject: CW 9805 <br /> Dear Mr. Smith: <br /> This letter is in reference to the conversation we had on August <br /> 31, 1992, regarding lab results relative to CW ticket 9805; and <br /> more specifically, sample 9805-4 . <br />` f <br /> Initial.-_ ab. results, recorded' positive findings at 0. 5 mg/K;> for <br /> Total Petroleum Hydrocarbons Purgeable, however this finding is "J'l <br /> flagged, noted to be below the normal reporting limit of 1. 0 m K k <br /> Chemwest is compelled to report findings at levels below the <br /> li 9/ g• <br /> reporting limit for all analyses,. in accordance with good <br /> laboratory practices. <br /> In review of the raw data for sample 9$05-4 , <br /> components do not a the detected? <br /> with a notable absence of to <br /> aromaticof ln g EX ivation whatsoever, <br /> relativelyflat b ) components, <br /> baseline in the e p and e' <br /> mixture, or group of hydrocarbons, is <br /> preseand mid-ranging results: The' <br /> boiling range in which some early dieseln fuels omp n nts 'willnormally be detected by this method. It is not possible to <br /> accurately identify this mixture as diesel fuel. <br /> Such non specific results as these are normally roTotal Petroleum Hydrocarbon <br /> result with further narrative provided <br /> at client request. <br /> do not reflect the It is important to restate, that these results <br /> presence of gasoline, or any identifiable fuel <br /> component present in gasoline s and detected normally by this <br /> Y <br /> If you have any further. <br /> _ <br /> , . .:questions, please do 'not�hesitates, to - <br /> contact' 'your Project Manager. <br /> Sincerely <br /> Kirk Poc n <br /> . w <br /> GC Laboratory Manager u <br /> KP:ds <br /> q <br /> cc: file f <br /> f <br /> i <br /> i <br /> 600W North Market Boulevard Sacramento, CA 95834 Phone (996) 923-0840 FAX (916) 923-1938 <br /> I` <br /> i <br />