Chemicals for use in industry; chemicals for use in science (other than medical or veterinary); purification chemicals; filtering materials (chemical preparations); water purifying chemicals; water treatment preparations (chemical); chemicals for treating water; chemicals for use in purifying water; chemicals for use in the purification of water; chemicals for the purification of water; chemical products for the purification of water; chemical preparations for use in water purification; chemical preparations for the treatment of water; chemical preparations for use in water treatment; chemical products for the treatment of water; chemical products for use in the treatment of water; chemical products for use as filter media; chemicals for use in clarifying water; chemicals for use in cleaning water; chemicals for use in clearing water; chemical additives for use in the cleaning of water; filtering materials (chemical) for water; filter aids for liquid purification; none of the foregoing being nitric acid.

Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes; apparatus for filtering water; water filtration apparatus; membranes for the filtration of water; filter apparatus for water supply installations; installations for water filtering; appliances for water filtration (other than machines); water treatment filters; water purification filters; water filters for industrial purposes; installations for water filtration; filtration apparatus for industrial purposes; machines for water filtering (purifying); filter boxes for water purification; filter installations (household or industrial) for the separation of solids and liquids; filtering apparatus (industrial) for fluids; filtering installations (household or industrial); filters being parts of industrial installations; filters for drinking water; filters for use with apparatus for water supply; filters for water purifiers; domestic water filtering apparatus; domestic water filtering units; drinking water filters; portable filtration apparatus for filtering water (other than machines).

Chemicals for use in industry; chemicals for use in science (other than for medical or veterinary purposes); purification chemicals; purification chemicals, namely chemicals for use in the purification of water or chemicals for use in the purification of solvents; filtering materials (chemical preparations); chemical preparations in the nature of filtering materials for use in water purification or for use in the purification of solvents; water purifying chemicals; water purifying chemicals; chemical water treatment preparations; water treatment preparations (chemical); chemicals for treating water; chemicals for use in purifying water; chemicals for use in the purification of water; chemicals for the purification of water; chemical products, namely, chemicals for the purification of water; chemical preparations for use in water purification; chemical preparations for the treatment of water; chemical preparations for use in water treatment; chemical products for the treatment of water; chemical products, namely, chemicals for the treatment of water; chemical products for use in the treatment of water; chemical products, namely, chemicals for use in the treatment of water; chemical products for use as filter media; chemical products for use as filter media, namely, chemical preparations in the nature of filtering materials for use in water purification or for use in the purification of solvents; chemicals for use in clarifying water; chemicals for use in clarifying water, namely, chemicals for use in water treatment; chemicals for use in cleaning water; chemicals for use in cleaning water, namely, chemicals for use in water treatment; chemicals for use in clearing water; chemicals for use in clearing water, namely, chemicals for use in water treatment; chemical additives for use in the cleaning of water; chemical additives for use in the cleaning of water, namely, chemicals for use in water treatment; filtering materials (chemical) for water; chemical filtering materials for use in purifying water or for use in the purification of solvents; filter aids for liquid purification; filter aids for liquid purification, namely, chemical preparations for use in water purification or for use in the purification of solvents.

Apparatus for water supply purposes; apparatus for sanitary purposes; machines for purifying water; distillation machines for purifying solvents; apparatus for purifying water; distillation apparatus for purifying solvents; machines for purifying liquids; machines for purifying liquids; apparatus for purifying liquids; apparatus for purifying liquids; apparatus for filtering water; water filtration apparatus; membranes for the filtration of water; filter apparatus for water supply installations; installations for water filtering; appliances for water filtration (other than machines); water treatment filters; water purification filters; water filters for industrial purposes; installations for water filtration; water, gas and air filtration apparatus for industrial purposes; machines for water filtering (purifying); filter boxes for water purification; filter installations (household or industrial) for the separation of solids and liquids; filtering apparatus (industrial) for fluids; water, gas and air filtering installations (household or industrial); filters being parts of industrial installations for lighting, heating, cooling, steam generating, cooking, drying, ventilating, water supply and sanitary purposes; filters for drinking water; filters for use with apparatus for water supply; filters for water purifiers; domestic water filtering apparatus; domestic water filtering units; drinking water filters; portable filtration apparatus for filtering water (other than machines).