Phytic acid

Phytic acid and Sodium phytic acid were analyzed using 2 columns of Asahipak GS-220 HQ. Phytic acid was eluted near the exclusion limit of GS-220 HQ.

Sample: 20μL

A) Phytic acid sodium salt

B) Phytic acid

1. Phytic acid

2. Na⁺

3. HClO₄^– vacant peak

Columns      : Shodex Asahipak GS-220 HQ (7.5mmI.D. x 300mm) x 2
Eluent       : 10mM HClO4 aq.
Flow rate    : 0.6mL/min
Detector     : Shodex RI
Column temp. : 40°C