Chemical analysis kit for testing swimming pool water; Chemical reagents for non-medical purposes; Chemical reagents for non-medical purposes, namely, for use in evaluating and detecting bacteria, nutrients, physical properties, metals, insecticides, herbicides, and other organic pollutants and pollutants in water; Chemical reagents, other than for medical or veterinary purposes; Chemical test paper; Colorimetric surface swab to indicate presence of chemical or biological substance; Diagnosti...