| Chemistry name: | HCG |
| Properties: | |
| Rods or needlelike crystals. Soluble in water and glycols. Unstable in aqueous solution, stable in dry form. It enhances estrone and progesterone production. | |
| Units: | |
| One international unit equals the activity of 0.1 mg of a standard preparation. | |
| Use: | |
| Medicine, veterinary medicine. | |