(±)-Sotalol-d7 hydrochloride (iso-propyl-d7)

1-Chloro-2-fluorobenzene

2,2',3,4,5,5',6-Heptachlorobiphenyl ,100 µg/mL,isooctane,1mL,

4,4'-DDT, 100 µg/ml, Acetonitrile, 5ml