Nissan Chemical Corporation (日産化学株式会社) is a company that operates through chemicals, performance materials, agricultural chemicals, and pharmaceuticals businesses. The chemicals division provides basic chemicals, focusing on melamine, sulfuric acid, nitric acid, ammonia, and other heavy chemicals, as well as high-purity chemicals for the washing of semiconductors; and fine chemicals, focusing on environmental chemical products, including the special epoxy TEPIC, used as a sealant, and the sterilizer/disinfectant HI-LITE. The performance materials division offers display, semiconductor, and inorganic materials. The agricultural chemicals division provides agricultural chemicals, green space management agents, and veterinary pharmaceuticals. Through the pharmaceuticals business, the company researches and develops medicines as well as manufactures and researches pharmaceutical ingredients and their intermediates from pre-clinical to commercial production stages.