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�ry:g9 RELIED ENGINEERS, INC. r• "� <br /> i <br /> f NSF International <br /> February 12, 1993 <br /> Mr. Paul James <br /> Clearwater Ecological Systems Inc. <br /> 119 Stanford Ave. <br /> Princeton by the Sea, CA 94019 <br /> Dear Paul: <br /> The results of the nitrogen series analyses completed on the effluent sample of January 20, 1993 from <br /> your plant under test at our Chelsea test site are: <br /> Influent Concentration Effluent Concentration <br /> Anal}tical Parameter <br /> m as N rfty& as N <br /> 16 0.65 <br /> Ammonia Nitrogen <br /> 2.3 <br /> Nitrate Nitrogen ' <br /> 26 1.4 <br /> Total Kjeldahl Nitrogen <br /> The results of the nitrogen series analyses on the effluent sample of February 3, 1993 are: <br /> Influent Concentration Effluennt Concentration <br /> aenl <br /> Anal tical Paras M% as N <br /> Ammonia Nitrogen <br /> ►6 1.1 <br /> 1.6 <br /> Nitrate Nitrogen <br /> Total Kjeldahl Nitrogen <br /> 26 2.0 <br /> less than <br /> The influent nitrate nitrwas taken. As noted,ncentration in the helsea all resultstewater is are reported In mg1L as N. 0,5 mg/L, <br /> � so no influent concentration <br /> i <br /> Please feel free to contact me with any questions you have. <br /> Sincerely, <br /> Thomas Stevens <br /> Manager <br /> Wastewater Certification <br /> cc: Nick Zorich <br /> 3576 Plyvnouch Rosd,PO Box 130140,A^.n A:'bar, <br /> Telex:Telex!763216 <br /> 6 4811&0140 USA <br /> Telephone 313•i69-601.0 FAX:319•'199•G109 3216Zr5F1NTL <br />