The product is Acid Free, with alkaline reserve, ensuring long-term preservation in accordance with ISO 9706. Paper with a natural surface, made from 100% E.C.F. cellulose from wood sourced from forests whose managers implement principles and measures to ensure sustainable forest management. High degree of whiteness; CIE 163. Excellent quality. Excellent performance for prestigious copies. Suitable for photocopying, laser printing, ink-jet, and natural paper fax.