2-Ethylhexyl-2,3,4,5-tetrabromobenzoate, 100 µg/ml

(-)-delta-9-THC-13C4, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no.

Zilpaterol hydrochloride, 100 µg/ml, Water, 1ml

Metazachlor-ESA sodium salt, 100µg/ml in AL, 1ml