Benzalkonium Chloride (1) (GF-310 HQ)

Benzalkonium chloride was analyzed using Asahipak GF-310 HQ (an Aqueous/Organic (multi-solvent use) SEC column). Since benzalkonium chloride has benzene ring in the molecule, it can be detected by a UV detector better than by an RI detector.


Sample : Benzalkonium chloride 0.2 %, 20 μL


Column       : Shodex Asahipak GF-310 HQ (7.5 mm I.D. x 300 mm)
Eluent       : CH3CN/50 mM NaCl aq.=50/50
Flow rate    : 0.6 mL/min 
Detector     : UV (220 nm), RI
Column temp. : 40 °C

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