9 Electronic apparatus for use in the treatment of aqueous systems, namely, for analysis of the system conditions for the purpose of applying the appropriate chemical treatment; Electronic products for the generation, measurement, and analysis of audio signals, namely, audio analyzers; Recorded computer software platforms for evaluation and documentation of test results in the field of drug and biochemical substance testing and for storing, evaluating and documenting results of drug and biochemical substance testing; Recorded computer software using artificial intelligence for evaluation and documentation of test results in the field of drug and biochemical substance testing and for storing, evaluating and documenting results of drug and biochemical substance testing; Recorded computer operating software; Recorded computer simulation software for modeling drug and biochemical sub; Recorded software, capable of functioning offline, for evaluation and documentation of test results in the field of drug and biochemical substance testing and for storing, evaluating and documenting results of drug and biochemical substance testing; Downloadable cloud-based software for analyzing chemical tests; Recorded computer application software for mobile devices and handheld, laptop, and desk computers, namely, software for storing, evaluating and documentation of the result of drug tests and evaluation and documentation of drug and biochemical substance tests; Scientific instrumentation for measuring concentrations of chemicals in water; Scientific instrumentation for measuring biochemical substance levels[not for medical use]; Scientific instruments, namely, electronic analyzers for measuring, testing and detecting contaminants and environmental pollutants; Scientific instruments, namely, electronic analyzers for testing and analyzing chemical and biological substances for the presence, absence, or quantity of target chemicals, biologics, and contaminants; Scientific instruments, namely, electronic analyzers for testing consumer products for the presence of contaminants; Technical measuring, testing and checking apparatus and instruments for measuring, testing and checking the temperature, pressure, quantity and concentration of gas and liquids