Iron(III) nitrate solution in diluted hydrochloric acid, a component of Hematoxylin W kit.
Hematoxylin solution in ethanol, component of Hematoxylin W kit.
Hematoxylin acc. to Weigert is used mostly in combination with various special (trichrome) stains. Because of its resistance to acid solutions, it retains the dye and stains nuclear membranes.
Result
Nuclei - blue-purple (if the slide is stained only with Hematoxylin acc. to Weigert). Combined with special staining kits, nuclei turn blue-black
1000 mL