AK102 Retention Time Window Solution

n-Hexyl 4-hydroxybenzoate-2,3,5,6-d4, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. NA 1083-27-8 for unlabelled

Estradiol 17-Valerate-d12, 2,5mg

3,3'-Dichlorobenzidine, 100 µg/ml, Acetonitrile,