Reply To: Yellowing of archival plastic bags and tags

#132383
M. Susan Barger
Participant

Marybeth – I think that the storage bags were probably not Polyethylene or were very bad PE. However, I did use a few of the mylar enclosures that had yellowed on the edges and they did not seem to affect their contents even after ten or so years. I just check to see how things were doing. ;^)

Susan