β-Estradiol

White or milky white odorless crystalline powder.

Water≤3.5%

Loss on drying≤0.5%

Ethanol≤0.5%

Assay: 97.0%～103.0%

Estrogen drugs.

Intermediate of estradiol valerate and estradiol benzoate.

For functional uterine bleeding, primary amenorrhea, menopausal syndrome, prostate cancer.

It can promote and regulate the normal development of female sexual organs and secondary sexual characteristics.