Petroleum Marker Standard Conc

4-Methyldiphenylsulfide, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 3699-01-2

D5-Acetochlor ESA sodium salt, 100 µg/ml, Water,

Mixture of (-)-Angustifoline and Isoangustifoline