Blue black ink comparisons
https://gyazo.com/5c8bb8c8b319957553aec07bdec21b5f
Paper: Midori Traveler's notebook, 5 x 5 mm grid.
Noodler's Massachusetts got dried much faster than Air Corp and Lamy Blue Black. I think this is an advantage of 'bulletproof' inks of Noodler.
Air Corp is greenish.
Lamy Blue Black looks dark a bit.