Endothall

2,3,6,7-Tetrachlorobiphenylene, 1.2ml x 50ug/ml, nonane

2,2',3,4',5,5',6-Heptachloro-4-methoxybiphenyl, 1.2ml x 50ug/ml, nonane

(±)-Verapamil-d3 hydrochloride (N-methyl-d3) ,1000 µg base/mL,MeOH,1mL