[Chemicals for industrial purposes;] Chemicals for use in the oil and gas industry to enhance oil and gas recovery and assist in the fracturing process[; Unprocessed organic polymers for use in separating water from solids in the mining and minerals industries; Chemicals for use in agriculture and horticulture except fungicides, herbicides, insecticides and parasiticides; Unprocessed organic polymers for use in the construction industry to improve concrete and cement mechanical properties; Ab...

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