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O O. F4203 West Swift ® Fresno,Colifornio 93722 ® Phone 559.275-2175 ® Fox 559.275-4422 <br /> NELAP Certification Number: 05233CA (HW) <br /> May 22, 2007 <br /> CH2M Hill <br /> 2525 Air Park Drive <br /> Redding, California 96001-2443 <br /> Attn: John Burke <br /> Subject: Report of Data: Case 53404 <br /> Results in this report apply to the samples analyzed in accordance with the chain of <br /> custody document. This analytical report must be reproduced in its entirety. <br /> Dear Mr. Burke: <br /> Three water samples for project "353024.01.01.01 Forward LF GTF May 2007" were <br /> received May 02, 2007, in good condition. Written results are being provided on this <br /> May 22, 2007, for the requested analysis. All holding times were met. <br /> For the EPA 8260B analysis, the samples were purged according to EPA method 5030B. <br /> In the lab control spike (Batch ID 070514BC), Carbon disulfide recovered slightly below <br /> the 70% control limit at 69.1%; and Vinyl acetate recovered above the 130% upper <br /> control limit at 132%. All other acceptance criteria were met. <br /> No other unusual problems or complications were encountered with this sample set. <br /> These test results meet all requirements of NELAC. <br /> If you have any questions or require further information, please contact us at your <br /> convenience. Thank you for choosing APPL,Inc. <br /> Sincerely, <br /> Leonard Fong, Ph.D, Laboratory Director <br /> APPL, Inc. <br /> LF/rp <br /> Enclosure <br /> cc: File Number of pages in this report <br /> 53404 Burke Reddmg.doc <br /> 1 <br />