Profile: Hebei Liancheng Chemical Co., Ltd. specializes in scientific research, production and sales of various chemical products. Our main products include formic acid, chrome oxide green, lithopone, oxalic acid, rutile titanium dioxide, carbon black, sodium hexametaphosphate, iron oxide red, pentaerythritol, caustic soda, acetic acid glacial, aluminum sulphate, zinc oxide and stearic acid. Our sodium tripolyphosphate is a white powder, which is freely soluble in water. It is a kind of inorganic surface active agent. It is used as one of the main auxiliaries for synthetic detergent, synergist for soap, water softener, tanning agent for leather making, and auxiliary for dyeing. It is also used as dispersion agent for suspensions of coatings. Our caustic soda is a colorless & crystalline with the shape of flakes, block, and granules. It can dissolve the impurities in wood pulp. It is used in the production of fabrics. It is used to remove acids in oil and improve the smell & color of the oil & petroleum products.