Gill's Hematoxylin II features a medium dye concentration for Histology or for more intense Cytology staining. Gill 2 produces a darker nuclear stain that allows for shorter staining times. This progressive stain produces distinct nuclear detail with great clarity. Use for automated or hand staining H&E or Cytology staining. Available for purchase in 1-gallon rectangular F-style containers, designed for easy storage and dispensing or case of 4 gallons.