It is the ink of notaries, it is made from Campêche wood whose tannin gives it an exceptional permanence.It blackens over the years.Ink for pen holders or calligraphy. Do not use with a fountain pen. Bottle 30ml
Dokumentus is the world’s first fountain pen ink conforming to the resistance requirements of DIN ISO 12757-2. It has been tested by the „Papiertechnische Stiftung Heidenau“ (Paper Technology Foundation in Heidenau), an independent standards body which has certified that this ink can be used by registrars for official documents. 50ml x 6 bottles