What is the air pressure of cosmetics dispensing bottles?

0.6MPa. The refill bottle is a very convenient travel bottle, suitable for women who often go out. Among them, the air pressure of cosmetics sub-bottling bottles is 0.6MPa, and the bottling capacity is within 100ml. The purpose of this bottle: travel or business trips, it can be carried on the plane. As of November 22, 2022, civil aviation regulations for bottled liquids of less than 100 ml can be carried on the plane.