Chemicals and chemical products for use in industry, [ science, photography, agriculture, horticulture and forestry except fungicides, herbicides, insecticides and parasiticides; ] rare earths and clays in natural, synthetic or processed form for use in the paper industry and manufacture of paper; untreated and treated fullers earth for use in the paper industry

ARTIFICIAL OR PROCESSED CLAYS FOR USE IN THE MANUFACTURE OR PROCESSING OF COPYING PAPER