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i <br /> t` <br /> i 05/10/07 10:16 <br /> LKleinfelder(Stockton) Project: Kenworth T-22 <br /> 2825 East Myrtle St. Project Number. 82946.H01 CLS Work Order#:CQE0105 <br /> Stockton,CA 95205 Project Manager: Joseph D.Zilles <br /> COC#:3997,3998,3999 <br /> L DRAFT: Conventional Chemistry Parameters by APHA/EPA Methods - Quality Control <br /> yt 1Reporting Spike Source %REC RPD <br /> Analyte Result Limit Units Level Result 00/dtEC Limits RPD Limit Notes <br /> Batch CQ03777-General Prep <br /> LCS Dup(CQ03777-BSDI) Prepared:05/03/07 Analyzed:05/04/07 <br /> Chloride 2.00 0.50 mg/L 2.00 99.8 80-120 0.251 20 <br /> Nitrite as N 0.624 0.10 0.610 102 80-120 0.0977 20 <br /> Ir Fluoride 2.21 0.10 " 2.00 110 80-120 1.05 20 <br /> Nitrate as NO3 2.15 2.0 2.00 108 80-120 0.373 20 <br /> Nitrate as N 0.485 0.50 0.451 108 80-120 0.373 20 <br /> Sulfate as 504 4.91 0.50 5.00 98.2 80-120 0.388 20 <br /> Matrix Spike(CQ03777-MSI) Source:CQE0100-01 Prepared:05/03/07 Analyzed:05/04/07 <br /> Chloride 4.02 0.50 mg/L 2.00 2.13 94.5 75-125 <br /> L Fluoride 2.28 0.10 2.00 0.141 107 75-125 <br /> Nitrite as N 0.671 0.10 0.610 0.0326 105 75-125 <br /> Nitrate asNO3 14.7 2.0 2.00 13.0 87.4 75-125 <br /> Nitrate as N 3.32 0.50 " 0.451 2.93 87.4 75-125 <br /> Sulfate as SO4 18.6 0.50 5.00 13.7 98.4 75-125 <br /> Matrix Spike Dup(CQ03777-MSD1) Source:CQE0100-01 Prepared:05/03/07 Analyzed:05/04/07 <br /> L <br /> Chloride 4.03 0.50 mg/L 2.00 2.13 95.0 75-125 0.224 25 <br /> fir• Nitrite as N 0.683 0.10 0.610 0.0326 107 75-125 1.71 25 <br /> Fluoride 2.29 0.10 " 2.00 0.141 107 75-125 0.394 25 <br /> i Nitrate as NO3 14.7 2.0 2.00 13.0 88.4 75-125 0.143 25 <br /> L Nitrate as N 3.33 0.50 0.451 2.93 88.5 75-125 0.143 25 <br /> Sulfate as SO4 18.7 0.50 5.00 13.7 99.0 75-125 0.161 25 <br /> Batch CQ03778-6010A INo Digestion <br /> Blank(CQ03778-BLKI) Prepared&Analyzed:05/03/07 <br /> Calcium ND 1.0 mgfL <br /> Magnesium ND 1.0 <br /> ` Potassium ND 1.0 <br /> Sodium ND 1.0 <br /> Hardness as CaCO3 ND 1.0 <br /> L <br /> L <br /> a. <br /> LCA DOHS ELAP Accreditation/Registration Number 1233 PLATE <br /> 29 <br />