Rohrer & Klingner *Since 1892* dokumentus Black Document Ink, 50ml Bottle

document ink 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. New technology and high quality raw materials used to formulate this new pH-adjusted ink guarantees permanent and archival writing. Comfort of writing with a fountain pen was the main focus of this new product development. Do make sure to replace the cap on your fountain pen after use to prevent blockages in the nib. Beyond this no special care is needed!The Company In 1892, the lithographer Johann Adolf Rohrer (1850 – 1918) began with the production of special graphic supplements in the city of Leipzig. His son Johann Adolf Rohrer junior (1880-1953) – a skilled lithographer himself – continued the manufacture of these special products and founded with his partner Felix Arthur Klingner in 1907 the cooperation that is still known under the name Rohrer & Kingner Leipzig-Co. Following well established recipes, our products are made by hand, combining primarily natural binding materials with the respective colorants.

• World's first certified ink according to DIN ISO 12757-2
• Documentary proof, waterproof, non fading, unerasable, pH-adjusted
• This ink was certified that it can be used by registrars for official documents
• The pen should be closed immediately after use!
• Available colors: magenta, dark blue, light blue, green, brown, black