uni Super Ink won't wash off when immersed in water, acetone, glycerin, bleach or other chemicals used by criminals, compared to standard inks which are the first to go.
- uni Super Ink is not soluble in water or solvents because the colour particles are dispersed (suspended)
- Once on the page, uni Super Ink can never be removed
- uni Super Ink is used and recommended by legal and crime fighting bodies across the world
