知行 EDI 规范查询平台™
/
X12 EDI Release 00501
/
SSD
/
SSD03
/
Element
X12 EDI Release 00501
SSD
324
Purchase Order Number
Identifying number for Purchase Order assigned by the orderer/purchaser
属性
数据类型
AN
必须?
Optional
长度
Min 1 / Max 22