Profile: Tianjin Liankuan fine chemicals Co., Ltd. is a provider of fine chemicals. We are specialized in the reasearch and development of phosphorus chemicals. We also present with petrochemicals, textile & leather chemicals, flame retardent epoxy resins, industrial water treatment chemicals and medical intermediates. Our tetrakis hydroxymethyl phosphonium sulfate-urea product is used as a flame retardant additive for textiles. It is applied to pure cotton as well as other fabrics. The treated textile has good flame-retarding effect, good handle, strong washing resistance and small tear strength loss. Our another product, tri-octyl phosphine oxide is widely used in uranium, thorium and in impurity elements extraction. It is also helpful in extracting metal ions from wastewater. It dissolves in water and is soluble in organic solvents. It is commonly used in diluent cyclohexane & toluene, carbon tetrachloride, n-octane and kerosene.