Chemical products for industry and for scientific use as well as chemical reagents for analyzing water in the environment, in factories and in laboratories, namely, chemical reagents for non-medical use in the nature of chemical reagents for testing of liquids, water testing, effluent testing, ion analysis, testing of pH and turbidity, water conditioning and water purification, optical testing, color testing, use with optical test apparatus and test cells, and chemical reagents in tablet or capsule form for non-medical purposes

Apparatus for measurement and electrotechnical and electronic apparatus for checking water, namely, titration apparatus, biological oxygen demand meters, heaters for sample softening in optical and color measurement apparatus, turbidity meters, flocculation and sedimentation meters, chemical oxygen demand meters, redox meters, pH-value meters, thermometers, oxygen saturation and concentration meters, salinity meters, chlorine meters, and water hardness meters, color comparators, spectrophotometers, colorimeters and color measurement apparatus in the nature of colorimeters, cameras and image processing software sold as a unit, color reference and color standard test apparatus in the nature of visual and automatic colorimeters, color grading instruments in the nature of comparators for identifying a sample by a specified color grade, color test cells in the form of transparencies, films, slides, and discs for testing using spectrophotometry, photometry and fluorescence, water test apparatus for monitoring and detecting contamination, inorganic and organic components and physical and electrochemical parameters in the nature of ion concentration, salinity, conductivity, turbidity, dissolved oxygen, water hardness, water density, corrosion potential, redox potential, pH, temperature, total dissolved solids and flocculation, water quality parameter test apparatus for monitoring and detecting contamination, photometers, portable photometric test kits comprised of test cells in the form of transparencies, films, slides, and discs for use with photometry and spectrophotometer apparatus, ion specific photometric analytical instruments, parametric concentration measurement apparatus in the nature of photometers and spectrophotometers