Printed instructional materials for maintaining pool and spa water quality

Pool and spa water treatment preparations, namely, chemical oxidizers, sanitizers and chlorine; water treatment chemicals for use in swimming pools and spas for correcting the pH balance of water

chemicals, namely melamine-formaldehyde condensation products; sizing aid for paper-making; curing agent for coating mixtures in paper finishing

Chemicals for industrial use in the nature of chemical additives containing corrosion inhibitors for use in the production and field treatment of crude oil