Whatman™

Qualitative Filter Paper, 110 mm dia, Cellulose, Grade 597 1/2, Folded (Prepleated) Grade Type, Circle Format, 180 µm Thickness, 7 µm Particle Retention in Liquid, 85 g/m2 Nominal Basis Weight, 140 secs (Herzberg) Filtration Speed

Integral Vent Filter, 150 mm dia, PTFE Membrane, Polypropylene Housing, 0.2 µm Pore Size, 0.37 to 0.5" Stepped Hose Barb Inlet & Outlet Connections, 2000 cm2 Filtration Area, 29 psi Operating Pressure

Syringe Filter, Puradisc™ FP, 0.2 µm Pore Size, Up to 100 ml, 26 x 34 mm, 30 mm dia Membrane, Cellulose Acetate Membrane, Non-sterile, Polycarbonate Housing Material, Autoclavable, For Routine Syringe Filtration

Filter Funnel Plate, 47 mm dia, PTFE, Quick and Easy Filtration, For 3-piece Filter Funnels

Quantitative Filter Paper, 110 mm dia, Cotton Linters, Grade 589/2, Ashless Grade Type, Circle Format, 180 µm Thickness, 4 to 12 Particle Retention in Liquid, 85 g/m2 Nominal Basis Weight, 70 secs (Herzberg) Filtration Speed

Syringe Filter, Puradisc™ FP, 5 µm Pore Size, Up to 100 ml, 26 x 34 mm, 30 mm dia Membrane, Cellulose Nitrate Membrane, Non-sterile, Polycarbonate Housing Material, Autoclavable, For Routine Syringe Filtration

Syringeless Filter, Clear, Regenerated Cellulose, Borosilicate Glass Chamber, 0.2 µm Pore Size, Holds up to 0.5 ml, Standard Cap, Autosampler-supported, UHPLC/HPLC Sample Preparation, Easier Handling

Seed Testing Paper, 3645 Grade, 105 x 190 mm, Yellow, Cellulose, TP Method, 0.35 mm Thickness, 165 g/m2 Basis Weight, Sheet Format, For Testing Seeds with Small White Rootlets

Syringe Filter, GD/X 25, 0.2 µm Pore Size, Over 10 ml, 20.8 x 29.8 mm, 25 mm dia Membrane, PVDF Membrane, Sterile, Polypropylene Housing Material, Autoclavable, High-Efficiency Whatman GMF 150 and GF/F Pre-filter Media

Qualitative Filter Paper, 150 mm dia, Cellulose, Grade 0858 1/2, Circle, Folded (Prepleated) Grade Type, 170 µm Thickness, 12 µm Maximum Particle Retention in Liquid, 75 g/m2 Nominal Basis Weight, 55 secs Filtration Speed

Quantitative Filter Paper, 125 mm dia, Cotton Linters, Grade 42, Ashless Grade Type, Circle Format, 200 µm Thickness, 2.5 µm Particle Retention in Liquid, 100 g/m2 Nominal Basis Weight, 1870 secs/100 ml (Herzberg) Filtration Speed

Membrane Filter, 13 mm dia, Nuclepore Polycarbonate, Circle, 0.015 µm Pore Size, 7 to 22 µm Thickness, Hydrophilic, Track-etched Membrane Type, Flat and Smooth Surface Type, Translucent Opacity, Low, Consistent Ash and Low Tare Weights