Glass ampoule is one kind of medicinal glass container which produced by borosilicate glass tubes. They are widely used for storing injection preparations and high-purity drugs that must isolate the air. The stem of ampoule is sealed with fire to isolate the air. The bulb of ampoule is marked with some color ring for identifying the drugs .  The constriction of ampoule will break When pressure is applied, then it can extract the medicine solution.The volume of ampoule will be 1ml to 20ml with transparent and amber colors.

Besides, there are several bottle types, such as Form B、Form C and Form D ampoules. The neutral borosilicate glass has high chemical stability which world recognized, also with acid and alkali resistance and high corrosion resistance. The amber color of ampoule can be used for avoiding light and it can protect the drugs which will see light decomposition