Appearance: White or Almost White Crystalline Powder
Assay(by HPLC): 98.00%min
Norethisterone acetate,also known as norethindrone acetate,sold under brand names including Primolut-Nor, Aygestin,Gestakadin,Milligynon, Monogest, Norlutate,Primolut N,Sovel,Styptin,and others,is a steroidal progestin of the 19-nortestosterone group with additional weak androgenic and estrogenic activity that is used orally as a hormonal contraceptive, in the treatment of gynecological disorders such as abnormal uterine bleeding, and as a component of hormone replacement therapy for menopause.It is the 17β-acetate ester of norethisterone, and acts as a prodrug to norethisterone in the body.
meets the requirements.
Loss on drying
≤0.5%, determined on 1.0 g.
Unspecified impurities: for each impurity
99.0%~101.0% (anhydrous substance).
Total plate count
Yeast and Moulds
Preserve in well-closed, light-resistant and airtight containers.