Chemical additives for asphalt; Chemical additives for lubricants; Chemical fertilizers; Chemical getters; Chemical preparations for scientific purposes; Chemical test paper; Enzyme substrates; Enzymes derived from biotechnological processes for use in industry; Enzymes for scientific and research purposes; Enzymes for use in protein hydrolysis; Nutritional additives for use in manufacturing animal feed; Nutritive additive to enhance the biological activity of water, soil, seeds and plants fo...