Quote Originally Posted by georg16nik View Post
My freezer is old German one made by AEG in 1982, have dehumidifier in the room and use moisture-proof envelops and boxes.
You can use dehumidified room or cabinet 25% - 30% RH @ 21°C (70°F) for at least 24 hours, then move the films/paper in the freezer.
Thanks for this ISO info you have summarized. It will be helpful for my modest archiving goals.