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09/10/2003 09:34 FAX 209 94806,9' M Q005 <br />4D Sequoia <br />i► Analytical <br />919 StrO" Ave Ste 3 <br />Sacramento, CA 95934 <br />(916) 921-9600 <br />FAX (916) 921-0100 <br />WWW—%CquoiklabgxOM <br />Kleinfelder - Stockton Project: 1444 Mariposa 5309079 <br />2825 East Myrtle Strect Project Number. 34202 Reported= <br />Stockton CA, 95205 Project Manager: Francis Bean 09/09/03 16:14 <br />Total Metals by EPA 6000/7000 Series ]Methods <br />Sequoia Analytical - Sacramento <br />Iiapordng <br />Analyte Result Limit Units Diludon Batch Prepared AvOy2ed Method Nous <br />27291 -ST (S309079-01) Soll <br />Sampled: 09/03/03 15:59 <br />Received: 09/04/03 08:49 <br />Cadmium <br />1.5 <br />1.0 mg/kg 4 <br />3090113 09/09/03, 09/09/03 EPA 6010B <br />Chromium <br />4.3 <br />1.0 " <br />" <br />Hexavalent Chromium <br />1.0 <br />0.25 " 1 <br />3090123 09/09/03 09/09/03 EPA 7196A <br />]Nickel <br />4.6 <br />4.0 4 <br />3090113 09/09/03 09/09/03 EPA 6010E <br />Lead <br />.12 <br />.10 <br />Zinc <br />400 <br />8.0 <br />h <br />Sequoia Analytical - Sammenl0 The resuirs in this report apply to the samples analyzed In accordance with rhe chain of <br />custody document. Unless otherwise stated, results are reported on a wet weight basis. <br />This analyrlcal report must be reproduced in its entrre/y. <br />Page 4 of 17 <br />