Five kinds of hidantoins were analyzed using RSpak DE-613 with aqueous eluent. The elution order of the hidantoins is the order of hydrophilicity of R-group.
Sample : Hydantoins, 0.05 % each, 3 μL
1. 5-Carboxyethyl Hydantoin
2. 5-Hydroxymethyl Hydantoin
3. Hydantoin
4. 5-Methyl Hydantoin
5. 5-Ethyl Hydantoin
Column : Shodex RSpak DE-613 (6.0 mm I.D. x 150 mm) Eluent : 1/30 M Na2HPO4 + 1/30 M KH2PO4 aq. Flow rate : 2.0 mL/min Detector : UV (210 nm) Column temp. : 50 °C
Sample Name Index
Operation Manual / Certificate of Analysis
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Product Name Index
Applications
- Mild Hydrolysates of Allosamidin (ES-502C 7C)
- 5-(Hydroxymethyl)Furfural in Fruit Juice (ODP-50 6D)
- Cyanate and Carbamyl Phosphate (ES-502N 7C)
- Hydrogen Peroxide (KS-801)
- Chelating Reagents (1) (I-524A)
- Chelating Reagents (2) (NI-424)
- Analysis of Chelating Agents (ODP-50 4D)
- Amides (2) (Comparison of Reversed Phase Columns)
- Amides (3) (DE-413)
- Amides (4) (DE-413)
- Amides (5) (DE-413)
- Aldehydes (DE-413)
- Analysis of Humic Substances by SEC (SB-805 HQ)
- DNPH Derivative Aldehydes (ODP-50 4D)
- Analysis of Pochonicine and Its Analogues in Filamentous Fungi Culture Extract (ES-502C 7C)
- Separation of Furfural and Guaiacol (DE-413)
- Separation of C1 Compounds (DE-413)
- Simultaneous Analysis of Various Nitrogen Compounds According to Japanese Testing Methods for Fertilizers (ES-502C 7C)
- Separation of Substances Produced During Utilization of Biomass (VN-50 4D)
- LC/MS Analysis of Hexamethylenetetramine (VC-50 2D)