Hematoxylin 2 Stain Does not contain mercuric oxide and will not form a metallic sheen over its surface each day This rapid stain is recommended for frozen sections Requires no filtration prior to use Will not form crystals upon standing or exposure to cold weather Will stain tissue as intense as Gill 3 Has longer shelf life, and is more consistent and stable than Harris Hematoxylin Pinnacle Portfolio Designed as a system Each component has added value and benefits that reduce cost per slide Unique chemical formulae of the Pinnacle Portfolio promote long-term chemical stability, which extends the usable life of each component Subjected to some of the highest quality manufacturing standards in the industry Packaging improvements enhance product longevity Differentiation is not necessary; however, Clarifier™ 2 should be used to eliminate any background staining caused by the use of excessive water bath adhesive