Organic Acid Standards (2)

Organic acid standards were analyzed using RSpak KC-811.


Sample :
1. alpha-Ketoglutaric acid
2. 2-Ketogluconic acid
3. Citric acid
4. Tartaric acid
5. Glyconic acid
6. Malic acid
7. Succinic acid
8. Lactic acid
9. Acetic acid
10. Levulinic acid
11. Pyroglutamic acid

Columns      : Shodex RSpak KC-LG (8.0mmID*50mm) + KC-811 (8.0mmID*300mm) x 2
Eluent       : 3mM HClO4
Reagent      : 10-fold diluted ST3-R (for post-column method)
Flow rate    : (Eluent); 1.0mL/min, (Reagant); 0.7mL/min 
Detector     : VIS(430nm)
Column temp. : 40deg-C