Sodium p-n-tetradecylbenzenesulfonate, 100 µg/ml,

Syringaldehyde, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 134-96-3

2-Furaldehyde (DNPH derivative), 100mg

Ametryne, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 834-12-8