属性
数据类型AN
必须?Optional
长度Min 12 / Max 12
Element
X12 EDI Release 00504
G28
766U.P.C./EAN Consumer Package Code
Code (Universal Product Code - U.P.C.) identifying the retail shelf unit; consists of 2 high order digits identifying the system (U.S. Grocery = 00, 06 or 07, U.S. Drug = 03); the next ten digits are manufacturer ID: 5, Item ID: 5
