Quizalofop-ethyl, 100 µg/ml, Acetonitrile, 5ml

Nicotinic acid, Stock solution system check EN12260, 1000µg/mL, Solvent-water, Unit 75mL, # of units-1, Cas.no. 59-67-6

2,3-Dibromo-7,8-dichloro[13C12]dibenzofuran, 1.2ml x 50ug/ml, toluene

S-Metolachlor Metabolite CGA 50720, 50mg