3ML BUCHNER FUNNEL, 13MM DIA. PORCELAIN
BUCHNER FUNNELS - PORCELAIN

• Thermal Shock Resistance with average coefficient of expansion from 20 to 200°C is 3.56 x 10-5, gradually increasing to 4.69 x 10-5 at 1050°C• Excellent resistance to chemical action of acids and alkalies (except for hydrofluoric acid)• Glaze is extremely white and no softening occurs up to 1000°C• Funnels are glazed on inner and outer surfaces except for the rim• Every batch of porcelain is heat tested• Funnel includes fixed perforated plate