Musk Xylene, 10.0 µg/ml, Cyclohexane, 10ml

2-Nitropyrene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 789-07-1

(+/-)-Cotinine-d3 (N-methyl-d3), 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 110952-70-0

d,l-Methadone-D3.HCl