Alcian Blue 8GX dye is used to prove glycosaminoglycan in mucins, for staining amyloids, cysteines and for polychromatic staining of mastocytes according to Alcian-Blue Safranin. It is also used to determine bacterial species and detecting bacterial capsules. Alcian Blue solution pH 2.5 is a component of Alcian Blue-P.A.S. kit, as well as Alcian Blue pH 2.5 kit. Alcian Blue pH 2.5 kit enables adequate staining and visualization of acid mucins without staining sulfated mucins. Alcian Blue-P.A.S. kit enables differentiation between neutral and acid mucins, glycogens and glycoproteins.