Hexanaldehyde-DNPH, 100µg/ml in Acetonitrile, 1ml

L-Ascorbic acid sodium, 100µg/ml in Acetonitrile,

Urs-12(13)-ene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 464-97-1

Azinphos-ethyl, 100 µg/ml, Toluene, 1ml