4-Chlorotoluene, 100µg/mL in MeOH, 5mL

17B-Estradiol, 100µg/ml in Acetonitrile, 1ml

n-Pentatriacontane, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 630-07-9

Tin (Sn)