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ZHENGZHOU HOO CHEMTEC CO.LTD which is specialized in manufacturing and exporting chemicals raw materials for water treatment.And we have more than 10 years.Our products include PAC Polyaluminium chloride,PAM Polyacrylamide,Calcium Chloride,Ferric Chloride,Aluminium Sulphate,Silica Gel,EDTA,TCCA,ATMP Amino Trimethylene Phosphonic Acid,1-Hydroxy Ethylidene-1,1-Diphosphonic Acid HEDP,PAFC,TCCA Trichloroisocyanuric acid,SDIC Sodium Dichloroisocyanurate,EDTA,Sodium Alginate,Xantan Gum,Sodium Pyrophosphate,Sodium Silicate,Exchange Resin,Sodium Formate etc |