I picked up a bottle of Platinum Carbon Black ink from a new vendor, Gumwater, more on them at the end of the review. When the ink arrived on my doorstep I immediately cleaned out my fine nibbed TWSBI 540 fountain pen and loaded it up. I found the ink to be black, very very
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60ml glass bottle of Platinum Carbon fountain pen ink. This pigmented black fountain pen ink is waterproof and a favorite among artists.
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