模制瓶和管制瓶是两个制瓶的工艺,和瓶子本身的玻璃材质无关。冻干工艺常常采用管制瓶,主要考虑供应商来源和成本因素。模制瓶也可以用于冻干并有其优点;SGD Pharma has designed EasyLyo, simply stronger vial toresist to the harsh conditions of freeze-drying : flat bottom, optimised radiuson the vial bottom, ISO 20 mm neck finish, lighter vial.