"DeAtramentis Document Black.
Platinum Carbon Black."
·"De Atramentis Document Black."
·"DA Document Black. I use it in my Kakuno EF with no issues."
·"De Atramentis Document Black."
·"I use De’Atramentis black document ink."
·"I can't not recommend de atramentis document inks and platinum carbon black."
·"DeAtramentis Document Black is my daily driver for cheap paper."
·"De Atramentis DOCUMENT line of inks are waterproof, lightfast, pigmented inks in a range of mixable colors, including blue-black."
·"I love my DeAtramentis Document Black; I already finish one bottle and will probably buy a second one!"
·"De Atramentis. Either Document Black (or Archive ink if you prefer). They are designed for exactly this and will not, unlike some permanent inks, harm your pen."
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