India ink suspension
Add 100 μl India ink to 100 ml of PBS that contains Tween 20 (0.3%). It is essential that the correct India ink be used; Pelikan Fount India drawing ink (original recipe, black)or equivalent is suitable.
Add 100 μl India ink to 100 ml of PBS that contains Tween 20 (0.3%). It is essential that the correct India ink be used; Pelikan Fount India drawing ink (original recipe, black)or equivalent is suitable.