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v t x ss <br /> - J <br />`ds <br /> rrnnarra�F:(p.zEss 1 .NRA>OR0,INC <br /> _ May 17, 1991 <br /> 111d-PodfrcfnvironmeW01Jobwatory,lnr. _ :'' MPET,T ID: 9105042 <br /> 6258Clyde Averoe client PO: Prj. 1232 <br /> gounlorn Vier CA 94043 '} <br /> 964.0844 Page 1 of 5 <br /> c FAX;'475;961-7113 - - <br /> Environmental Audit, Inc. <br /> 1000-A Ortega Way <br /> Placentia, CA 92670-7125 <br /> Attention: Mr. Seyed Morteza Mortazavi <br /> subject: Analysis of 2 soil Samples, Received 5/7/91. <br /> 5 <br /> t : The samples were digested using EPA method 3050 prior to analysis. <br /> The digestate was analyzed for requested metals using inductively <br /> Coupled Argon Plasma Spectroscopy or Atomic Absorption <br /> spectrophotometry following Test Methods for Evaluating Solid Waste <br /> ' (SW-8,46 3rd. Ed. ,1986) . The EPA method employed is listed alongside of <br /> the parameter. The results are presented in Table 1. <br /> : The samples were prepared by extraction in a citrate buffer for 48 <br /> hours. The resulting extract. was filtered and acid digested using EPA <br /> Method 30e and/or 3020 prior to analysis. The extract was then <br /> using Inductively Coupled Argon Plasma <br /> analyzed for requested metals <br /> spectroscopy or Atomic Absorption spectrophotometry. The resulting <br /> values are the soluble threshold 1 ntTablee2trat�ons for the requestea <br /> ts <br /> i <br /> metals. The re <br /> If you should have any technical questions, please contact the <br /> undersigned at (415)964-0844. <br /> Approved by: <br /> M. C aire Ferguson <br /> Client Services Manager <br /> t <br /> is <br /> -+ - - <br /> These-results were- obtained--by--following standard laboratory <br /> 1 <br /> procedures; the liability of Mid-Pacific Environmental Laboratory,- Inc. -- <br /> "y shall not exceed the amount paid for this report. in no event shall <br /> Mid-:Jacific be liable for special or consequential damages. <br /> ' " renxfed�aoer <br /> ti <br /> �a� <br />