1,2,3,5-Tetrachloronaphthalene, 1.2ml x 50ug/ml, nonane

Prosulfuron, 100 µg/ml, Acetonitrile, 5ml

3-Methyl-2-buten-1-thiol,100 µg/mL,MeOH,1mL,

n-Perfluorooctanoic acid, ammonium salt, 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 3825-26-1