I came across the website a few months ago and bought my first fountain pen and two of the top recommend inks from the site.
Black: Sailor Jentle Black
Blue Black: Sailor Sei-boku
Black: Sailor Jentle Black
Blue Black: Sailor Sei-boku
https://www.penchalet.com/blog/platinum-chou-kuro-vs-carbon-...
https://www.amazon.ca/PLATINUM-Ink-Bottle-Carbon-Black/dp/B0...