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Benzyl alcohol analysis via HPLC

Posted: Tue Nov 27, 2007 6:26 pm
by mikea
I know HPLC is NOT the ideal method for analysis of alcohols, but I was curious if anyone was aware of problems with using acidified solvents to analyze benzyl alcohol via RP-HPLC. Thanks.

Eureka

Posted: Tue Nov 27, 2007 7:56 pm
by mfahe
Hi
u can use column ODS[C18],25cm, 5um

method of analysis:

mobile phase : mix 300ml Acetonitril + 700ml ammonium buffer soln. [0.2M] , adjust pH of this mix. to 5.5 and filter 0.45um membran

method parameter:

flow: 1ml/min
UV detector : 254 nm
temp.: 25Cْ
injection vol.: 20um

with my best wishes : QC Senior Mostafa Farouk
Mail: mostafa_farouk_chemist@yahoo.co.uk

Posted: Tue Nov 27, 2007 7:59 pm
by mfahe
Ammonium buffer is

Ammonium acetate