2,6-Di-tert-butyl-P-benzoquinone, 250mg

Caffeine, 100 µg/ml, Methanol, 1ml

Methomyl, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 16752-77-5

Trichloronate, 100 µg/ml, Ethyl acetate, 5ml