Not less than-95.0%
Etonogestrel Impurity G (EP/BP); 17-Ethynyl-18-methyl-19-nortestosterone; (17α)-13-Ethyl-17-hydroxy -18,19-dinorpregn-4-en-20-yn-3-one; (8R,9S,10R,13S,14S,17R)-13-Ethyl-17-ethynyl-17-hydroxy-1,2,6,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-3H-cyclopenta[a]phenanthren-3-one; 18,19-Dinorpregn-4-en-20-yn-3-one, 13-ethyl-17-hydroxy-, (17α)-(−)-; (−)-13-Ethyl-17-hydroxy-18,19-dinor-17α-pregn-4-en-20-yn-3-one (USP)