Gases produced by electrolysis, namely, oxygen for medical purposes
Class 019
Non-Metallic Building Material Products
Chemicals for use in industry, science and photography, as well as in agriculture, horticulture and forestry except fungicides, herbicides, insecticides, and parasiticides, namely, graphene to enhance materials; Graphene produced by electrolysis; Gases produced by electrolysis, namely, hydrogen, deuterium for industrial purposes, tritium for industrial purposes and oxygen for industrial purposes; Heavy water; Tritiated heavy water; Contact cements for industrial purposes; Cement set accelerators; Chemical additives for cement; Cement additives for completing wells; Waterproofing chemicals for cement, except paints; Cement-waterproofing chemicals, except paints; Chemical compositions for hardening cement; Cement-waterproofing preparations, namely, waterproofing chemical compositions except paints; Chemical compositions for reinforcing cement; Chemical additives for use in mixing cement; Cement preservatives, except paints and oils; Cement preservatives, not paints and oils; Premixed adhesive foam cements for industrial purposes
