-PBTCA (2-Phosphono Butane-1,2,4-Tricarboxylic Acid)
-ATMP (AminoTri(Methylene Phosphnic Acid)
-HEDP (1-Hydroxyethylidene-1,1-Diphosphonic Acid)
-AMPS (Hydrolyzed Polymaleic Anhydride)
-DTPMP (Diethylenetriaminepenta Methylene Phosphonic Acid)
-HPMA (Maleic Acid Anhydride Homopolymer)
-CPMA (Maleic Anhydride/Carboxylic Acid Copolymer)
-AA/AMPS (Acrylic Acid/AMPS Copolymer)
-1,2,3-Benzotriazole
-Tolyltriazole
-Tolyltriazole Sodium Salt
-Hydantoin
-1-Benzyl Hydantoin (BHI)
-1-Amino Hydantoin Hydrochloride
-1-Benzyl-5-Ethoxy Hydantoin
-1,3-Dibromo-5,5-Dimethyl Hydantoin (DBDMH)
-1-Bromo-3-Chloro-5,5-Dimethy Hydantoin (BCDMH)