Corning Pyrex Borosilicate Glass Short Neck Round Bottom Heavy Wall Boiling Flask with 24/40 Standard Taper Joints, 1L Capacity : Amazon.co.uk: Business, Industry & Science
Flask, Boiling, Flat Bottom, Borosilicate Glass, 1L [LW2817-01] : Aim Scientific - A leading provider of laboratory and chemical supplies to the Scientific, Clinical and Educational laboratories, Adelaide