Bentonite; dolomite for industrial purposes; magnesium carbonate; flocculants; chemicals for use in forestry, except fungicides, herbicides, insecticides and parasiticides; magnesite; magnesium silicate; magnesium chloride; alkaline-earth metals; salts of alkaline-earth metals; salts in the nature of fertilizers; fertilizers; horticultural chemicals, except fungicides, herbicides, insecticides and parasiticides; chemicals for industrial use; agricultural chemicals, except fungicides, herbicid...