Benzo(a)pyrene, 100µg/ml in Acetonitrile, 1ml

17ß-Estradiol, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 50-28-2

ISO 21675:2019Labelled Stock Sol, 100ng/ml in MeOH

Thallium (Tl)