Description_x000D_ General description_x000D_ Fast Garnet GBC is a diazonium dye and is mainly required in azo-dye methods. In alkaline phosphatase staining, it reacts with α-naphthol to give a red insoluble azo dye at the site of enzyme activity._x000D_ Application_x000D_ Fast Garnet GBC sulfate salt has been used for the staining of aspartate aminotransferase activity. It has been used for measuring of the non-specific esterase activity._x000D_ Packaging_x000D_ 1, 5, 25 g in glass bottle