Hydrophilic SFCA membrane (surfactant-free cellulose acetate) with prefilter (0.7 μm glass fibre) for the filtration of samples containing large amounts of particulate matter. Suitable for aqueous solutions and oils with a pH range of 4 to 8. Low non-specific binding. Free of PVC and phthalates, but limited compatibility with alcohols. Minimum extractables and leachables.