D4-Carbendazim, 10mg

Perfluoro-n-tridecanoic acid, 1.2ml x 50ug/ml, methanol

1,4-Dichlorobenzene-d4, 1000µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 3855-82-1

Mevinphos, 100 µg/ml, Ethyl acetate, 1ml