We are a Polish producer of high quality ISO certified acid free paper boxes for long-term preservation of documents. We specialize in the production of archiving materials such as:
• Acid free boxes ISO 16245
• Acid free folders ISO 9706
• Acid free envelopes ISO 9706
• Acid free ribbon bound covers
Packaging for long-term storage of documents, books and other objects made of paper are made of raw materials with the following parameters:
- pH > 7, it is in the range 7.5 - 10 (what is important - this requirement applies to all layers of cardboard, not just the top layer)
- Kappa number < 5; cardboard is made of approx. 100% pure cellulose, without wood pulp admixtures, in order to have such a value of this parameter
- alkaline reserve > 0.4 mol/kg (in the case of calcium carbonate, the paper contains a minimum of 2% CaCO3).
We are looking for distributors or agents, all size companies, preferably with the experience in international cooperation.
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