Nitrofen, 100 µg/ml, Ethyl acetate, 1ml

Diflufenican, 100µg/mL in Acetonitrile, 1ml

Riboflavin, 250mg

4-Methylguaiacol, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 93-51-6