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v 908 North Temperance Ave. v Clovis, CA 93611 v Phone 559.275-2175 . Fox 559.275-4422 <br /> - ` NELAP Certification number: 05233CA(HV) <br /> www.opplinc.com <br /> January 7, 2010 <br /> AMEC Geomatrix <br /> 510 Superior Avenue, Suite 200 <br /> Newport Beach, California 92663 <br /> Attn: Paula DeLong <br /> Subject: Report of Data: Case 60585 <br /> Results in this report apply to the samples analyzed in accordance with the chain of custody <br /> document. This analytical report must be reproduced in its entirety. <br /> Dear Ms. DeLong, <br /> Four water samples for project"10626.000.0 MonierLife Tile-Lathrop"were received on December <br /> 22, 2009, in good condition. For sample LPW-1, there were two preserved bottled for metals. With <br /> the client's approval,the remaining volume from the hexavalent chromium analysis was filtered and <br /> preserved in the lab and used for the analysis of dissolved chromium. Written results are being <br /> provided on this January 7, 2010, for the requested analyses.All holding times were met. <br /> For the EPA 8015B TPH-Diesel analysis,the water samples were extracted according to EPA method <br /> 3510C. <br /> For the EPA 6010B analysis,the samples were filtered in the lab and digested according to EPA <br /> method 3010A. <br /> For the EPA 7199 analysis,the samples were filtered in the lab, prepared and analyzed according to <br /> the method. In the matrix spike duplicate,hexavalent chromium recovered below the 90% lower <br /> control limit at 82%. The matrix spike recovery was acceptable. <br /> No other unusual problems or complications were encountered with this sample set. <br /> If you have any questions or require further information,please contact us at your convenience. <br /> "Thank you for choosing APPL, Inc. <br /> I certify that this data package is in compliance with the terms and conditions of the contract, both <br /> technically and for completeness,for other than the conditions detailed above. These test results meet <br /> all requirements of NELAC. Release of the hard copy has been authorized by the Laboratory <br /> Manager or his designee, as verified by the following signature. <br /> �44 <br /> Leonard Fong, Ph.D, Laboratory Director <br /> APPL, Inc. <br /> LF/sf <br /> Enclosure <br /> cc: File Number of pages in this report: <br /> 60585 Delong Newport Beach.doc <br /> 1 <br />