13C, 15N2-Semicarbazide hydrochloride, 10mg

2-Methyldocosane, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 1560-81-2

Dioxathion , 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 78-34-2

Crotonaldehyde-DNPH