N,N-bis-phosphonomethyl taurine N-oxide and water-soluble salts
N-alkyl-N-(aminophenylsulfonyl)-aminoalkylphosphonic acids
N-bis(phosphonomethyl) amino acids and their use as scale inhibi
N-substituted aminomethanediphosphonic acids
N-[(pentaalkyl-cyclopentadienyl)methyl]-glycines, process for th
Non-alkaline purification of aminophosphonic acids
Non-hygroscopic monoammonium salts of phosphonic acids or phosph
Non-hygroscopic monoammonium salts of phosphonic and phosphinic
Novel phosphonic acid compounds and method of preparation