Vitamin C (1) (KC-811)
RSpak
KC-811 is suitable for the analysis of typical organic
acids contain in fruits together with vitamin C.

Sample : Dissolved in 5% Methaphosphoric acid
1.
Citric acid
2.
Malic acid
3.
Vitamin C
4.
Succinic acid
Columns : Shodex RSpak KC-811 (8.0mmID*300mm) x 2
Eluent : 1mM HClO4 aq.
Flow rate : 1.0mL/min
Detector : UV(210nm)
Column temp. : 50deg-C