modifying by quarternary ammonium salt
multi-tailed quarternary ammonium salt
organic polymeric quarternary ammonium salt
polymeric quarternary ammonium salt
chiral quarternary ammonium salts
double-chain quarternary ammonium dalt
quartenary ammonium salts
Quarternary ammonium cellulose
Quarternary ammonium compounds
quarternary ammonium halide
quarternary ammonium heteropolyphosphatotungstate
quarternary ammonium type anion exchange resin
strongly basic quarternary ammonium type anion exchange resin
(ferrocenylmethyl)trimethyl quaternary ammonium salt
(Z)-2-methoxyimino-2-(furyl-2-yl)acetic acid ammonium salt
(Z)-2-甲氧亚氨基-2-(呋喃-2-基)乙酸铵
1-pyrrolidine dithio carboxylic acid ammonium salt(APDC)
Alginic acid ammonium salt
alkaloid quaternary ammonium salt
Alkyl Polyglucosides Quaternary Ammonium Salt