Profile: Shijiazhuang Tianlei Chemicals Import and Export Co., Ltd. is a manufacturer and exporter of zinc oxide, lithopone, titanium dioxide, iron oxide, carbon black, caustic soda, soda ash, oxalic acid, glacial acetic acid and formic acid. We also offer aluminum sulphate, calcium chloride, carboxymethyl cellulose, pentaerythritol and sodium tripolyphosphate. Our aluminum sulphate is used as a mordant, medical astringent, timber preservative and as a foam fire extinguishing agent. It is also used for paper making and water purification. Our calcium chloride acts as a flocculant in water treatment. It is used as a dryer, anti-fog agent, anti-dust agent, pigment assistance agent and as a protective agent. We are accredited with ISO 9001:2000 and ISO 14001:2000 certifications.