Part 1 Drainage System Of Clean Room (Area)   The drainage system of the clean room (area) referred to in this article refers to the indoor drainage system.   The task of the indoor drainage system is to quickly discharge the sewage from washing and sanitary appliances and production equipment, as well as the rainwater […]

Lactose has been used as a pharmaceutical excipient in the 1960s for more than 60 years. Now lactose has become a common basic excipient in solid preparations, and it occupies the forefront in the proportion of prescriptions. Lactose can occupy such an important position in preparation excipients. It is naturally formed by human beings through

In the freeze-drying process, the eutectic point and eutectic point of the material are the two most important parameters in the freeze-drying process. The pre-freezing temperature of the material should be 5-10°C lower than the eutectic point of the material. Ensure that the material is completely frozen. If the pre-freezing temperature is too low, it