GRO standard

1-Methyldibenzofuran, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 7320-50-5

Prosulfuron, 100 µg/ml, Acetonitrile, 5ml

2,10-Dimethylphenanthrene, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 2479-54-3