Quality starts with proper fixation. 10%NBF is the most trusted and highly used fixative for all Pathology applications. Ready to use and buffered to pH 7.0 for optimal specimen fixation, transport, and processing. Neutral buffered formalin is an effective fixative for H&E, most immunohistochemistry (IHC) markers and special stains. Available for purchase in 1-gallon rectangular F-style containers designed for easy storage and dispensing.