Corning^® glass fiber membrane filter discs

Corning^® glass fiber membrane filter discs, for the 500 mL funnel, diam. 63 mm

Corning^® glass fiber membrane filter discs, for the 250 mL funnel, diam. 49.5 mm

Corning^® glass fiber membrane filter discs, for the 150 mL funnel, diam. 43 mm

Corning^® glass fiber membrane filter discs, for the 1 L funnel, diam. 79 mm