Levonorgestrel CAS NO.: 797-63-7 tahlil: 99% Moleküler Formül: C21H28O2 Molecular Weight: 312.45 Quality Standard: USP Görünümü: White or almost white crystalline powder Usage: Progesterone drug, used for irregular menstruation, fonksiyonel rahim kanaması, endometriosis, vesaire