Ethephon,neat,neat,250mg,

Coumarin, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 91-64-5

Simazine, 100µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 122-34-9

4,4’-Dichlorobenzophenone