The cost of the container.
Optionally:
An identifier for the type of container.
Optionally:
For extemporaneous preparation items.
Optionally:
The size of the container. Used for containers for extemporaneous preparations.
Optionally:
How the size of the container is measured.
The date when this container definition became effective.
Optionally:
The date that this container definition became non-effective.
For future extensions.