D-Mannitol, 250mg

Acetochlor ESA, 1000µg/ml in MeOH, 1ml

Ethylcyclohexane, 1000µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-1, Cas.no. 1678-91-7

Atrazine-desisopropyl, 100 µg/ml, Acetonitrile,