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a . <br /> Enginests <br /> Planners <br /> Economists <br /> r <br /> Scientists <br /> i 11 CASE NARRATIVE <br /> General Chemistry <br /> P- _30654 <br /> f" <br /> 4 r , <br /> k:a <br /> 2. Holding Time: All criteria met. <br /> � s <br /> M+ <br /> II. Analysis: <br /> ,1 A. Calibration: Acceptance criteria met. <br /> B. Blanks: Acceptance criteria met. <br /> C. Matrix Spike: Acceptance criteria met. <br /> D. Duplicate Analysis: Acceptance criteria: met. <br /> E. Lab Control Sample: Acceptance criteria met, <br /> F. The Nitrate results are reported as K. To convert to.Nitrate as NO3 <br /> r� multiply the result by 4.43. The primary method for Nitrate is EPA <br /> 300.0. The alternate method, EPA 353.3 may be used if the sample <br /> can not be analyzed with method 300.0. <br /> f" G. Other: Low level sulfate contamination was found in 3 <br /> the method blank. Sample concentrations are <br /> greater than 10 times method blank <br /> 4 contamination. <br /> r; f <br /> TII. T certify that this data package is in compliance with the terms and <br /> c ; conditions agreed to by the client and CH2M HILL, both technically and <br /> for completeness, for other than the conditions detailed above. <br /> SIGNED: DATE: 13 A/ <br /> Randall L. Wright <br /> General Chemistry Supervisor <br /> CH2M HILL Redding Quality Analytical Loborotories 5090 Caterp,111ar Road,Redding,Ccuomic 96(X13 916,244.5227 <br />