Teflubenzuron, 100 µg/ml, Acetonitrile, 5ml

d4 Pregnane, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-10, Cas.no. 205529-77-7

(±)-Nicotine-2,4,5,6-d4 (pyridine-d4),neat,neat,10mg,

Difenoxuron,100 µg/mL,MeOH,1mL,