PCB No. 47, 100µg/ml in Isooctane, 1ml

2,2',3,4,4',5'-Hexabromodiphenyl ether, 1.2ml x 50ug/ml, nonane

2H,2H,3H,3H-Perfluoroundecanoic acid, 50µg/mL in MeOH, 1ml

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