The envelopes are made from ageing-resistant museum paper 120 gsm, buffered quality, light white in colour and OBA-free. Gummed on the shorter interior side. Both, paper and glue have passed the Photographic Activity Test (PAT) in accordance with ISO 18916.
On request we gladly send you a sample or an offer. Upon interest please contact our sales colleagues who can be reached by phone (+49 8323 9653 30) or by e-mail.
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