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r <br /> EXCELCHEM <br /> ENVIRONMENTAL LABS <br /> 500 Giuseppe Court, Suite 9 <br /> Roseville, CA 95678 <br /> Phone#: (916) 773-3664 Fax#: (916) 773-4784 <br /> ANALYSIS REPORT <br /> Attention: Mr. Noel Lerner Date Sampled : 08-26-97 <br /> Helmick&Lerner Inc. Date Received: 08-26-97 <br /> 1620 Executive Court Date Analyzed: 09-17-97 <br /> Sacramento, CA 95864 <br /> Project: 00815/Stockton Unified Matrix: Soil <br /> Sample ID: (839)S-1 <br /> Lab ID: 50897582 <br /> Reporting Measured <br /> EPA Limit Value <br /> COMPOUND METHOD (ug/L) (ug/L) <br /> Chromium(Cr) 7190 50 780 <br /> Samples were extracted using Title 22,WET- <br /> ppb=parts per billion=ug/L=micrograms per liter. <br /> ND =Not detected. Compound(s)may be present at concentrations below the reporting limit <br /> Note: Procedures were modified due to having only 12 grams of sample available for analysis. Furthermore,we did not have enough sample for <br /> MS/MSD. The ratio of solute/solvent was maintained. <br /> 09-24-97 <br /> oratory Repre ntative Date Reported <br /> EXCELCHEM ENVIRONMENTAL LABS IS CERTIFIED BY THE STATE OF CALIFORNIA <br /> DEPARTMENT OF HEALTH SERVICES AS A HAZARDOUS WASTE TESTING LABORATORY <br /> (Certification No.2119) <br /> 1 <br />