Assay: 98% min.

Packing: foil bag or tin.

Delivery: Express courier.

Character: White crystalline powder. Melting point 149-151 ℃. Soluble in benzene, ethanol, ethyl ether, insoluble in chloroform, petroleum ether.

Usage: pharmaceutical intermediates, For the production of steroidal hormone drugs and contraceptives, the main raw material. Downstream products acetylene progesterone.