Chemicals used in industry and science; chemicals used in agriculture, horticulture and forestry, except fungicides, herbicides, insecticides and parasiticides; chemicals and chemical products for use in research; reagents for use with chemicals and agrochemicals other than for medical or veterinary purposes; chemical preparations, namely, chemical reagents and assays for analytical and biochemical science, genetic measurements, chemical diagnostics, forensic analysis, DNA testing and analyti...