Desigend For Vacuum filtration of Tissue Culture media and componenets, Biological Fluids, HPLC and other aqueous solutions. Filter units contain an intergrally sealed fritted glass support bed (perfectly ground to match a funnel) for holding a 25 mm./47mm. dia. Filter membrane (not suitable for Ceramic Membranes). The unit is designed to maximize flow and reduce foaming and protein denaturation. The filter funnel support bed and receiver flask are fitted with interchangeable ground joint and one Aluminium Clamp is provided to hold the filter funnel and supportbed properly.One dust cover made of polypropylene is also provided.The total units is autoclavable. Another model is available with silicone rubber stopper. (which can withstand repeated autoclaving) fitting in place of ground joint fitting.