... 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 ... )Organica Salts :HEDP NA2,HEDPNA4 ATMPNA5.EDTMPS NA.3)Polymer: PAA, PAAS, HPMA, MA-AA, AA/AMPS, PESA, PASP,4)Bacterial ...