Zouping Dongfang Chemical Industry Co.,ltd was founded in 2001. It is one of the largest and professional water treatment chemicals factory in China, and have ten years experience in water treatment chemicals .can manufacture all kinds of water treatment chemicals. The total yields reach to over 20, 000 tons now. All our products have passed ISO9000 and ISO14001The product families include antiScalants, Corrosion Inhibitors, Biocide agents, Cleaning agents, pretreatment filming agents, Chelating agents, Dispersants, covering wide ranges from single to complex agents. The products are widely used in industrial circulating water system, boiler and heating water system.Our Main Products are1)Organica phosphonates: HEDP,ATMP, PBTCA, EDTMPS, EDTMPA. DTPMPA, HPAA,HEDP Powder Organica Salts :HEDP NA2,HEDPNA4 ATMPNA5.EDTMPS NA.3)CoPolymer: PAA, PAAS, HPMA, MA-AA, AA/AMPS, PESA, PASP,4)Bacterial and algicide: 1227, ISOTHIAZOLINONES . 5)Copper Corrosion inhibitor: BTA ,TTA We are China HEDP.ATMP.EDTMPS .PBTCA Water treatment chemicals manufacturer offer best HEDP.ATMP.EDTMPS .PBTCA Water treatment chemicals OEM, ODM,service.