Immunodiagnostics

Treated bound glass fiber pad for good rewetting of membranes, providing high absorption capacity and optimized as conjugate release material.

A range of unbacked nitrocellulose membranes for use in a lateral flow assay.

CF1 is a light and thin 100% cotton linter material (176 µm thickness at 53 kPA), suitable for use as a sample pad for small volume lateral flow applications.

CF-2 is a wet strengthened cellulose fibre for use in dipstick colorimetric assays.

CF3 is a medium weight 100% cotton linter material (322 µm thickness at 53 kPA), suitable for use as a sample and absorption pad for lateral flow applications.

CF4 is a medium weight, 100% cotton linter material (482 µm thickness at 53 kPA), suitable for use as a sample and absorption pad for lateral flow and flow-through assays.

CF5 is a medium to thick weight, 100% cotton linter material (954 µm thickness at 53 kPA), suitable for use as an absorption pad for lateral flow and flow-through assays.

CF6 is an absorbent material (1450 µm thickness at 53 kPA), suitable for use as an absorbent pad for flow-through applications.

CF7 is a thick, 100% cotton linter material (1873 µm thickness at 53 kPA), suitable for use as an absorption pad for lateral flow and for use in dipstick colorimetric assays.

Cytiva's Whatman™ Cyclopore™ polycarbonate membranes are true pore size microporous membranes featuring the sharp cut-off and reproducible microfiltration characteristics of track-etched membranes.

A backed and highly consistent membrane for use with most sample types in a lateral flow assay.

A range of laminated cards consisting of FF High Performance (HP) large-pore direct-cast nitrocellulose membrane (25 mm width) bound to a 60 mm × 300 mm polystyrene card backing.

A thicker nitrocellulose membrane with added surfactant, creating a large-pore backed membrane (235 µm thick) for easy replacement of other membranes in lateral flow assays with minimal optimization work needed.

Fusion 5 is a proprietary single layer matrix membrane that can be used to replace traditional modular components from a lateral flow testing kit.

GF/DVA is a bound glass fiber filter, especially suitable for saliva samples.

A range of plastic backed nitrocellulose membranes with a proprietary polymer in the membrane mix, for use in a lateral flow assay.

MF1 is a bound glass fiber filter suitable for serum and whole blood samples (ca. 100 μl).

Whatman™   Nuclepore™ track-etched membrane filters offer a highly defined pore size cutoff in the sub-micron range, enabling particle deformity measurement and capture of extremely small particles. These membranes come in a range of pores sizes and diameters and are also available in sheet format. Whatman™ Nuclepore™ membranes are suitable for a wide range of sample types and applications, including bioassays, microscopy, cytology, parasitology, certain air and oceanography analyses, cell biology, cell culture and chemotaxis, and environment analysis.

Standard 14 and Standard 17 glass fiber membranes are highly sensitive and naturally hydrophilic for use as a sample pad or conjugate release pad in a lateral flow assay. Standard 14 has a 355 µm thickness at 53 kPA and Standard 17 has a 370 µm thickness at 53 kPA.