Is Trade Item A Base Unit?
An indicator identifying the trade item as the base unit level of the trade item hierarchy.
GS1 Potato Crisp 50g true
GS1 Potato Crisp 50g x 12 (Case) false
PHARMA Z Tablets 100mcg X 100 Tablets (Base) true
PHARMA Z Tablets 100mcg X 100 Tablets x 40 (Case) false
Maxi T-Shirt Blue Size M true
Maxi T-Shirt Blue Size M x 12 (Case) false
A GTIN cannot be the Base Unit and have Next Lower Levels.
If A GTIN is flagged as the lowest level of the hierarchy then the field Child GTIN must be Blank.
If a GTIN is flagged as the lowest level of the hierarchy then the field Trade Item Unit Descriptor Code is generally populated with the code BASE_UNIT_OR_EACH.