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ON <br /> Analytical Laboratory CERTIFICATE OFANALYSIS <br /> Monday,December 12,2011 <br /> Attention: Jay Visconti <br /> Northwood Properties Report Page 17of23 <br /> 324 Manhatton Beach Blvd <br /> Manhatton Beach, CA 966634 <br /> Metals by EPA 6000/7000 Series Methods <br /> Sample Information <br /> Sample ID: PR#9 @ 2.5ft Sample Type: Grab <br /> Laboratory ID: 1120702-09 Project Name: 4221 Giannecchini Lane <br /> DatelTime Sampled: 07-Dec-11 12:00 by David Vansteyn Sample Matr&: Soil <br /> Test Parameter Result DLR Unit Dilution Batch Prepared Analysis Date Method Notes <br /> Silver ND 0.0500 mg/kg dry 5 AL11201 12-Deo-11 12-Deo-11 EPA 6020A <br /> Arsenic 0.689 0.0500 mg/kg dry 5 AL11201 12-Deo-11 12-Dec-11 EPA 6020A <br /> Barium 145 0.0500 mg/kg dry 5 AL11201 12-Deo-11 12-Dec-11 EPA 6020A <br /> Beryllium 0.484 0.0500 mg/kg dry 5 AL11201 12-Deo-11 12-Deo-11 EPA 6020A <br /> Cadmium 1.11 0.0500 mg/kg dry 5 AL11201 12-Dec-11 12-Deo-11 EPA 6020A <br /> Cobalt 1.65 0.0100 mg/kg dry 1 AL11201 12-Dec-11 12-Deo-11 EPA 6020A <br /> Chromium 38.7 0.0500 mg/kg dry 5 AL11201 12-Deo-11 12-Deo-11 EPA6020A <br /> Chromium(VI) ND 0.0500 mg/kg 1 AL10706 07-Deo-11 07-Deo-11 EPA 7196A <br /> Copper 11.8 0.0500 mg/kg dry 5 AL11201 12-Deo-11 12-Deo-11 EPA 6020A <br /> Mercury ND 0.500 mg/kg dry 5 AL11201 12-Deo-11 12-Deo-11 EPA 6020A <br /> Molybdenum ND 0.0500 mg/kg dry 5 AL11201 12-Deo-11 12-Deo-11 EPA 6020A <br /> Nickel 12.2 0.0500 mg/kg dry 5 AL11201 12-Deo-11 12-Deo-11 EPA 6020A <br /> Lead 8.76 0.0500 mg/kg dry 5 AL11201 12-Deo-11 12-Dec-11 EPA 6020A <br /> Antimony ND 0.0500 mg/kg dry 5 AL11201 12-Deo-11 12-Deo-11 EPA 6020A <br /> Selenium ND 0.0500 mg/kg dry 5 AL11201 12-Deo-11 12-Dec-11 EPA 6020A <br /> Thallium ND 0.0500 mg/kg dry 5 AL11201 12-Deo-11 12-Deo-11 EPA 6020A <br /> Vanadium 10.7 0.0500 mg/kg dry 5 AL11201 12-Deo-11 12-Deo-11 EPA 6020A <br /> Zinc 16.2 0.500 mg/kg dry 5 AL11201 12-Deo-11 12-Dec-11 EPA 6020A <br /> mg1L=milligrams per Liter=ppm DLR=Detection Limit for Purpose of Reporting. <br /> ng,L=micrograms per Liter=ppb Fxcepional sample matrices or interferences may <br /> result in higher detection limits. <br /> RESPECTFULLY SUBMITTED, <br /> Jonathan Le,Laboratory Director <br /> 3935 N. Coronado Are Stockton CA. 95204 Rhone: (2091 47. -8103 Fax: (209) 546-749.' <br />