Polyethylene (PE) Frit, 20 μm porosity

Polyethylene (PE) Frit, 20 μm porosity, for use with 6mL SPE Tube, pk of 60

Polyethylene (PE) Frit, 20 μm porosity, for use with 20mL SPE Tube, pk of 40

Polyethylene (PE) Frit, 20 μm porosity, for use with 3mL SPE Tube, pk of 108

Polyethylene (PE) Frit, 20 μm porosity, for use with 1mL SPE Tube, pk of 216

Polyethylene (PE) Frit, 20 μm porosity, for use with 60mL SPE Tube, pk of 32

Polyethylene (PE) Frit, 20 μm porosity, for use with 12mL SPE Tube, pk of 40