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De Atramentis Document Ink

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de Atramentis Document Ink bottle

A permanent and waterproof ink that conforms to ISO 12757 part 2 for archival quality. Suitable for all fountain pens.

Technical data:

  • pH: 7,5
  • Surface tension: 60 mN/m
  • Viscosity: 1,2 mPas
  • Heat resistant: Yes
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Testimonials ( 4748 )
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Review By Myroslava Luzina,
One of my favourite online places to shop for stationery (specifically, for Lamy pens, as here they ...
02-07-2020
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Review By Monica Poiana,
I have finaly received my pen. It' s wonderfull. Thank you.
02-07-2020
Review By Kresimir Kuharic,
I would like to thank to Writing desk on their work during pandemic COVID-19. You are doing excellen ...
01-07-2020
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