|   Test Results and Laboratory Report
 THE INFORMATION CONTAINED HEREIN RELATES TO THE RESULTS OF TESTING 
              TO REQUIREMENTS OF THE NATIONAL SANITATION FOUNDATION (NSF) STANDARD 
              NUMBER 53 (PAR 5.2.1). THE ONLY PORTION OMITTED RELATES TO THE INTERNAL 
              CONSTRUCTION, COMPONENTS, AND MATERIALS OF THE TWO STAGE MEDIA AS 
              THEY ARE PROPRIETARY. 
             
               
                | CHEMICAL CONCENTRATION
 | INPUTCHALLANGE
 | UNIT OUTFLOW
 | MAXIMUM ALLOWED
 |   
                | THM (as CHC13) | 0.53 | 0.04 | < 0.1 |   
                | Lead (as PbC 12) | 0.13 | 0.008 | <0.005 |   
                | Fluoride | 8.12 | 0.098 | < 1.4 |   
                | Nitrate (as N) | 30.2 | 3.17 | < 10.0 |   
                | Barium | 10.0 | 0.04 | < 1.0 |   
                | Arsenic | 0.37 | 0.001 | < 0.05 |   
                | Cadmium | 0.030 | 0.006 | < 0.01 |   
                | Chromium VI | 0.150 | 0.002 | < 0.05 |   
                | Chromium 111 | 1.161 | 0.003 | < 0.05 |   
                | Selenium | 0.103 | 0.0015 | < 0.01 |   
                | Mercury | 0.006 | 0.0007 | < 0.002 |   
                | Endrin | 0.0007 | 0.0001 | 0.0002 |   
                | Lindane | 0.012 | 0.002 | < 0.004 |   
                | Methoxychlor | 0.31 | 0.03 | < 0.1 |   
                | Toxaphene | 0.016 | 0.0009 | < 0.005 |   
                | 2, 4-D | 0.31 | 0.0067 | < 0.01 |   
                | Silvex (2, 4, 5-TP) | 0.031 | 0.006 | < 0.01 |  LS3 WATER SYSTEMS ELIMINATES BACTERIA AND VIRUSES
               
                | ORGANISM
                    Vibrio choleraEscherichia colt 
 
 
                    Leptospira interogansSalmonella paratyphiSalmonella typhiShigella dysenteriaeShigella boydi/S. sonneiCampillobacter jejuniYersinia enterocoliticaAeromonasLegonella pneumophila | LEADING TO: 
                    CholeraChildrens diarrheaTravelers diarrheaHemorragic uremic syndrome Hemorragic colitis LeptospirosisParatyphoid feverTyphoid feverBacillary dysenteryShigellosisDiarrheaEnterocolitisAeromonas GastroenteritisLegioners disease and Potomac fever |  LS3 WATER SYSTEMS ELIMINATES DISEASE CAUSING ORGANISMS 
               
                | Protozoa
                    Entomoeba histolytica (Amibiasis)Balantidium colt (Balantidiasis)Cryptosporidium (Criptosporidiiosis)Giardia lamblia (Giardiasiis)  | Nematodes
                    Ascarts lumbricoides (Roundworm)  | Viruses
                    Hepatitis A and B (Hepatitis)Poliovirus 1,2, & 3 (Poliomelytis)Rotaviruses (Diarrhea) |   LS3 WATER SYSTEMS REDUCE OR ELIMINATE TOXIC CHEMICALS BELOW U.S.-EPA 
              OR INTERNATIONAL EPA STANDARDS
               
                | 
                    Organic MoleculesDetergentsHerbicidesInsecticidesOilsOil derivativesDiesel fuelChlorineSulfhydric acidRadon (radioactive) | 
                    Lead MercuryIronCyanateBariumCadmium Cromium SelenTrihalometanesMuriatic Acid |  |