Benzalkonium chloride 是一种含有季铵基团的阳离子表面活性剂，也是一种抗菌剂，在滴眼液中用作防腐剂。

Benzalkonium chloride is a cationic surface-acting agent containing the quaternary ammonium group. It has three main categories of use: as a cationic surfactant, a biocide, and phase transfer agent in the chemical industry. This compound is a heterogeneous mixture of alkylbenzyldimethylammonium chlorides of multiple even-numbered alkyl chain lengths.

8001-54-5

C6H5CH2N(CH3)2RCl (R=C8H17 to C18H37)

苯扎氯铵;Alkyldimethylbenzylammonium chloride;Benzalkonium chloride

DMSO:50 mg/mL,Need ultrasonic
H2O:20 mg/mL
Powder: -20°C for 3 years
In solvent: -80°C for 2 years