Slow acting decolorizer solution used after non-stabilized iodine solution.

Medium speed decolorizer used after stabilized iodine solution.

Fast acting solution used with automated stainers.

Non-stabilized Lugol solution.

Solution contains polyvinylpyrrolidone iodine (PVP-I).

Safranine O stock solution for preparing contrast staining solution acc. to Gram

Counterstain for Gram-negative bacteria, contains Safranine O dye.