Reference X12 Release 4020 Elements I15 Component Element Separator 
I15  Component Element SeparatorType is not applicable; the component element separator is a delimiter and not a data element; this field provides the delimiter used to separate component data elements within a composite data structure; this value must be different than the data element separator and the segment terminator Stedi is a registered trademark of Stedi, Inc. Stedi's EDI Reference
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Stedi is a registered trademark of Stedi, Inc. Stedi's EDI Reference
      is provided for marketing purposes and is free of
      charge. All names, logos, and brands of third parties listed on our site
      are trademarks of their respective owners (including “X12”, which is a
      trademark of X12 Incorporated). Stedi, Inc. and its products and services
      are not endorsed by, sponsored by, or affiliated with these third parties.
      Our use of these names, logos, and brands is for identification purposes
      only, and does not imply any such endorsement, sponsorship, or
      affiliation.