有機酸標準 (1)

有機酸分析用カラムRSpak KC-811を用いて有機酸の分析を行いました。


Sample :
1. Oxalic acid, 2. α-Ketoglutaric acid
3. Pyruvic acid, 4. 2-Ketogluconic acid
5. Citric acid, 6. Tartaric acid
7. Malonic acid, 8. Galacturonic acid
9. Gluconic acid, 10. Malic acid
11. Ascorbic acid, 12. Fumaric acid
13. Succinic acid, 14. Formic acid
15. Acetic acid, 16. Pyroglutamic acid
17. Levulinic acid, 18. Propionic acid

Columns      : Shodex RSpak KC-811 (8.0mmID*300mm) x 4
Eluent       : 1mM HClO4 aq.
Reagent      : 10-fold dilluted ST3-R (for post-column method)
Flow rate    : 1.0mL/min
Detector     : VIS(430nm)
Column temp. : 40℃