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PRECISIOA6 <br /> ENWRO-TECH <br /> Analytical Laboratory CERTIFICATE OFANALYSIS <br /> Friday, October 29, 2004 <br /> Attention: Tushar <br /> St. Francis Motel Report Page 3 of 7 <br /> 5708 N. Hwy 99 Frontage Road <br /> Stockton, CA 95212 <br /> Purgeable Organic Compounds by EPA Method 524.2 <br /> Sample Information <br /> Sample ID: Well Head Sample Type: Grab <br /> Laboratory ID: 4072844-01 Project Name. Well <br /> Date/Time Sampled: 28-Jul-04 14:25 by Don Ngo Sample Matrix. Drinking Water <br /> Test Parameter Result DLR Unit Dilution Batch Prepared Analysis Date Method Notes <br /> 1,2,3-Trichloropropane ND 0.500 ug/1 1 AG42907 29-Jul-04 29-Jul-04 EPA 524.2 <br /> Bromobenzene ND 1.00 ug/1 1 AG42907 29-Jul-04 29-Jul-04 EPA 524.2 <br /> trans-1,4-Dichloro-2-butene ND 10.0 ug/1 1 AG42907 29-Jul-04 29-Jul-04 EPA 524.2 <br /> n-Propylbenzene ND 0.500 ug/1 1 AG42907 29-Jul-04 29-Jul-04 EPA 524.2 <br /> 2-Chlorotoluene ND 0.500 ug/1 1 AG42907 29-Jul-04 29-Jul-04 EPA 524.2 <br /> 4-Chlorotoluene ND 0.500 ug/1 1 AG42907 29-Jul-04 29-Jul-04 EPA 524.2 <br /> Pentachloroethane ND 0.500 ug/1 1 AG42907 29-Jul-04 29-Jul-04 EPA 524.2 <br /> 1,3,5-Trimethylbenzene ND 0.500 ug/1 1 AG42907 29-Jul-04 29-Jul-04 EPA 524.2 <br /> tert-Butylbenzene ND 1.00 ug/1 1 AG42907 29-Jul-04 29-Jul-04 EPA 524.2 <br /> Isopropyl benzene ND 0.500 ug/1 1 AG42907 29-Jul-04 29-Jul-04 EPA 524.2 <br /> 1,2,4-Trimethylbenzene ND 0.500 ug/1 1 AG42907 29-Jul-04 29-Jul-04 EPA 524.2 <br /> sec-Butyl benzene ND 1.00 ug/1 1 AG42907 29-Jul-04 29-Jul-04 EPA 524.2 <br /> 1,3-Dichlorobenzene ND 0.500 ug/1 1 AG42907 29-Jul-04 29-Jul-04 EPA 524.2 <br /> 1,4-Dichlorobenzene ND 0.500 ug/1 1 AG42907 29-Jul-04 29-Jul-04 EPA 524.2 <br /> p-Isopropyltoluene ND 0.500 ug/1 1 AG42907 29-Jul-04 29-Jul-04 EPA 524.2 <br /> 1,2-Dichlorobenzene ND 0.500 ug/1 1 AG42907 29-Jul-04 29-Jul-04 EPA 524.2 <br /> n-Butylbenzene ND 1.00 ug/1 1 AG42907 29-Jul-04 29-Jul-04 EPA 524.2 <br /> 1,2-Dibromo-3-chloropropane ND 0.500 ug/1 1 AG42907 29-Jul-04 29-Jul-04 EPA 524.2 <br /> Hexachlorobutadiene ND 0.500 ug/1 1 AG42907 29-Jul-04 29-Jul-04 EPA 524.2 <br /> Nitrobenzene ND 10.0 ug/1 1 AG42907 29-Jul-04 29-Jul-04 EPA 524.2 <br /> 1,2,4-Trichlorobenzene ND 0.500 ug/1 1 AG42907 29-Jul-04 29-Jul-04 EPA 524.2 <br /> Naphthalene ND 0.500 ug/1 1 AG42907 29-Jul-04 29-Jul-04 EPA 524.2 <br /> 1,2,3-Trichlorobenzene ND 0.500 ug/1 1 AG42907 29-Jul-04 29-Jul-04 EPA 524.2 <br /> Surrogate:4-Bromofluorobenzene 97% 86-115 <br /> mg/L=milligrams per Liter=ppm DLR=Detection Limit for Purpose of Reporting. <br /> ug/L=micrograms per Liter=ppb Exceptional sample matrices or interferences may <br /> result in higher detection limits. <br /> RESPECTFULLY SUBMITTED, <br /> 1�5 lowr� <br /> Jonathan Le,Laboratory Director <br /> 7743 N. West Lane. Suite B2 Stockton CA. 95210 phone: (209) 477-8105 Fax: (209) 477-8148 <br />