JLab BUCHNER FUNNEL (Porcelain)-Dia 2″

Features: Buchner funnel includes fixed perforated plate. Funnels are glazed on inner and outer surfaces except for the rim. Features:- Thermal Shock Resistance – Average coefficient of expansion from 20?C to 200?C is 3.56 x 10-5, gradually increasing to 4.69 x 10-5 at 1000?C. Every batch of porcelain is heat tested in our factory. Glaze – No softening occurs up to 1000?C and it is extremely white. Resistance to Chemical Action – Resistance to acids and alkalies is excellent, except for hydrofluoric