D4-Dithianon, 5mg

Vamidothion, 100 µg/ml, Acetonitrile, 5ml

Sildenafil-d3 (N-methyl-d3-piperazine), 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 1126745-90-1

N-Nitrosobenzylmethyl-d3-amine,1000 µg/mL,acetonitrile,1mL,