beta-Endosulfan, 100 µg/ml, Ethyl acetate, 5ml

Squalane-d62 , 100µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no.

Quintozene, 100 µg/ml, Cyclohexane, 1ml

17a-Estradiol, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 57-91-0