Proprietary formulation that provides striking contrast and brilliant staining of all cytoplasmic components. Three-dye combination provides familiar and vibrant cytoplasmic staining and differentiation. Alcoholic and acidified. StatLab’s Reserve Stain Line is unique to the industry with the most distinct and cellular-specific stains available. Reserve Hematoxylin is uniquely engineered to only stain the nuclear chromatin. No mucin staining is seen. Eosin Multichrome is a unique formulation that features three dyes, providing brighter, crisper cytoplasmic hues in shorter times. Reserve stains can last 3,500 slides before losing intensity.