Buy 98.9% Purity USP Bulk Raw Steroid Boldenone Undecylenate Equipoise EQ Online CAS 13103-34-9 What is Boldenone Undecylenate? Boldenone undecylenate (CAS No.: 13103-34-9), or boldenone undecenoate, sold under the brand names Boldane, Equipoise, Parenabol ect, is a synthetic and injected anabolic–androgenic steroid (AAS) and androgen ester which is used in veterinary medicine, specifically in horses. Equipoise is a long-acting ester …