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I� <br /> PRECISION <br /> ENVIRO-TECH <br /> Analytical Laboratory CER TIFICA TE OF ANAL YSIS <br /> E <br /> Ft'^, Wednesday, May 18, 200i <br /> k � <br /> Attention: Lovie Mendez <br /> t ' Dillon & Murphy Report Ra,-e4of.i <br /> P.O. BOX 2180 <br /> Lodi, CA 95241 <br /> [ , Conventional Chemistry Parameters by APHA/EPA Methods - Quality Control <br /> Precision Enviro-Tech <br /> Reporting Spike Source %REC RPD <br /> IA-nal-vie Result Limit Units Leel Result %REC Limits RPD Limit dotes <br /> Batch AF-51309-General Preparation <br /> Blank(AE51309-BLKI) Prepared: 13-May-05 Analyzed: 05-May-13 <br /> Nitrate as NO3 ND 1.00 mg/L -� <br /> µ LCS(AE51309-BSI) Prepared: 13-May-05 Analyzed:05-May-13 <br /> Nitrate as NO3 55.8 1.04 mg <br /> /L 50.0 112 70-120 <br /> Matrix Spike(AE51309-MSI_) Source: 5051312-01 Prepared: 13-May-05 Analyzed:05-May-13 <br /> Nitrate as NO3 63.3 _ 2.00 mg/l- 50.D 11.6 103 75-125 <br /> Matrix Spike Dup(AE51309-MSDI) Source: 5051312-01 Prepared: 13-May-05 Analyzed:05-May-13 <br /> Nitrate as NO3 67.2 2.00 mg/L 50.0 11.6 111 75-125 6 20 <br /> Reference(AE51309-SRA41) Prepared: 13-May-05 Analyzed:05-May-13 <br /> Nitrate as NO3 14.4 1.00 Mg/L 15.3 94 70-110 <br /> F <br /> F <br /> i <br /> F <br /> i ► + mg 1,=milhgrams per Liter ppm DI H=Detection Limit for Purpose of Reporting_ <br /> fab 1.=mir-mgramV per bier=pph Ezcepiionol.sample matrices or interferences may <br /> result to higher detection tintits. <br /> Fy RESPECTFULLY SUBMITTED, <br /> F <br /> Jonathan Le,Laboratory Director <br />�_ <br /> 7743 N. Went Leine . Suite 132 Stockton CA. 95210 ohvne: (209) 4� -8105 Fax: (209) 47/7 8148 <br />