Taki Chemical Co., Ltd. engages in the chemicals, water treatment, and functional materials businesses in Japan. The company provides water treatment chemicals, including polyaluminum chloride for drinking and industrial water treatment, urban sewage treatment, effluent treatment from civil engineering works, industrial wastewater treatment, coagulation in production process, and organic sludge filtration and dehydration. It also offers functional chemical materials, such as water-soluble aluminum compounds, such as takiceram, aluminum phosphate-based binders, and takibine; hydrated silica; and high-purity metal oxide consisting of high-purity tantalum and niobium pentaoxide. In addition, the company develops high-purity biodegradable polymers for medical applications; and colloidal materials that make use of the unique properties of nano-size particles. It serves customers in various fields, including agriculture, chemicals, functional materials, and biotechnology. The company was formerly known as Taki Fertilizer Manufacturing Co., Ltd. and changed its name to Taki Chemical Co., Ltd. in 1974. Taki Chemical Co., Ltd. was founded in 1885 and is headquartered in Kakogawa, Japan.