Nicosulfuron, 100µg/ml in Acetonitrile, 5ml

4,4-Dimethylheptane, 1000µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-1, Cas.no. 1068-19-5

O,O-Diethyldithiophosphate-13C4, sodium salt

2,5-Dichlorobiphenyl ,100 µg/mL,isooctane,1mL,