CAS 50-28-2 99% Pure Best Price estradiol Buy Beta Estradiol

Quick Details Other Names: Beta-estradiol whatsapp: +008615319977560 Delivery time: Within 2days Grade Standard: Medicine Grade Sample: Availiable Purity: 99%min,99%,98% Shipping Methods: FedEx, DHL, EMS Shelf life: 2 Years Appearance: White Powder,white powder CAS No.: 50-28-2 Test Method: HPLC UV EINECS No.: 50-28-2 MF: C27H29F3O6S Application: sex hormone Certificate: GMP/ISO9001 Packaging Detail: 1kg with double plastic container inside/Aluminum foil bag 25kg with double plastic container inside/Fiber drum outside. Or as your request. Selling Units: Single item Single package size: 10X10X5 cm Single gross weight: 0.5 KG Product Description Estradiol (E2 or 17β-estradiol, also oestradiol) is a sex hormone. Estradiol is abbreviated E2 as it has twohydroxyl groups in its molecular structure. Estrone has one (E1) and estriol has three (E3). Estradiol is about 10 times as potent as estrone and about 80 times as potent as estriol in its estrogenic effect.   Except during the early follicular phase of the menstrual cycle, its serum levels are somewhat higher than that of estrone during the reproductive years of the human female. Thus it is the predominant estrogen during reproductive years both in terms of absolute serum levels as well as in terms of estrogenic activity. During menopause, estrone is the predominant circulating estrogen […]