CAS number means the Chemical Abstract Service registry number identifying a particular substance.
Item number means the unique number attached to each professional service contained in the Medicare Benefits Schedule (MBS). Each item number has a set benefit. For more information see MBS Online.
Specified Number means the number of Public Sources specified in the applicable Terms or, if a number is not so specified, two.
Reserved Numbers means those telephone numbers which are not in use but which are held in reserve by a Carrier under a legally enforceable written agreement for a specific End User Customer's future use.
Batch number means a unique numeric or alphanumeric identifier assigned prior to any testing to allow for inventory tracking and traceability.