1,2,3,5,7,8-Hexachloronaphthalene, 1.2ml x 50ug/ml, nonane

N,N-Dimethylguanidine, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 6145-42-2

Vardenafil-d5 (N-ethyl-d5), 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 1189685-70-8

Dimethoate, 1000µg/ml in MeOH, 1ml