Chemicals used in industry, agriculture, horticulture and forestry; chemicals and chemical preparations for use in water and wastewater treatment; chemical absorbents; chemical sorbents; water treatment chemicals; chemicals and chemical preparations for use in water purification; waste treatment chemicals; chemicals and chemical preparations for use in the treatment of waste, animal waste, agricultural waste and sewage; chemical agents for purifying, clarifying, and conditioning water, wastew...

Chemicals used in industry, agriculture, horticulture and forestry; chemicals and chemical preparations for use in water and wastewater treatment; chemical absorbents; chemical sorbents; water treatment chemicals; chemicals and chemical preparations for use in water purification; waste treatment chemicals; chemicals and chemical preparations for use in the treatment of waste, animal waste, agricultural waste and sewage; chemical agents for purifying, clarifying, and conditioning water, wastew...