N-(3-正丁氧基-2-羟丙基)亚氨基二乙酸钠盐;Glycine,N-(3-butoxy-2-hydroxypropyl)-N-(carboxymethyl)-,monosodiumsalt n-(3-Butoxy-2-hydroxypropyl)-n-(carboxymethyl)-glycinmonosodiumsalt Propylamine,N,N-bis(carboxymethyl)-3-butoxy-2-hydroxy-,monosodiumsalt N-(3-N-Butoxy-2-hydroxypropyl)iminodiacetic ac