ISH Pre-Treatment Solution (20x) (Dako Omnis) is intended for use in automated in situ hybridization assays together with the Dako Omnis instrument on formalin-fixed, paraffin-embedded (FFPE) tissue sections. The solution is used in the pre-treatment step. An inert green color is added to the buffer for easy identification and user friendliness. The volume is tailored for dilution in one Dako Omnis bulk bottle.