Puyang Rongtai Chemical Co., Ltd., is a comprehensive manufacturers in China which engaged in water treatment production.Our products are including Polyacrylamide(PAM), Poly Aluminum Chloride(PAC), Cellulose ethers, CMS and etc. PAM&PAC are used as flocculant,coagulant in any industrial sewage treatment and as auxiliary agent of retention and filtration,dispersion,thickening agent,adhesivity in the field of paper-making,concrete,mortars,board,diatom mud board etc. Cellulose ethers(HPMC,HEMC,HEC...