The prepacking the article is available in inside the orderable unit (next lower level packing), and which contains the number of unit described in PackSizeNumeric. Unit desciption to PackQuantity. The value shoud be a valid UOM code like XCS for case.

Usage
Mandatory
Data type
Code
Example value
XCS
Business terms
tir19-065
Code lists
Recommendation 20, including Recommendation 21 codes - prefixed with X (UN/ECE)
Rules
Identifier/Error message Flag
EHF-T19-B13602
Value MUST be part of code list 'Recommendation 20, including Recommendation 21 codes - prefixed with X (UN/ECE)'.
fatal