Look here for "Australian domestic flights departing from an international terminal"
--> https://www.qantas.com/nz/en/travel-...documents.html

AU Govt --> https://www.abf.gov.au/entering-and-...ing-on-a-plane
If you are travelling domestically, but departing from an international terminal, there are limits on powders, liquids, aerosols and gels. All aerosol containers must have a fitted cap, or locking device.