[ liquid filters, gas filters, multi-stage filters and reversible filters for use in heating, vapor producing, cooling, drying, ventilating, water conducting, water separating, climate controlling, air conditioning and sanitation systems and filter elements therefor; namely, filter cartridges, filter end cans, filter bodies, filter discs, filter meshes, filter pots, filter cloths, filter bags and filter bands ]

CHEMICAL REAGENTS FOR USE IN MEASURING WATER CONTENT