| abstract |
Process for the layer filtration of pharmaceutical, biological, chemical or similar liquids, in particular injection solutions, for example blood plasma or other serums or photo gelatine or the like, in which finely ground cellulose, in particular cellulose fibers, as well as embedded filtration-active components are used as filter aids, characterized in that that inert, practically no metal ions, organic filtration-active components in the form of fine, highly dispersive polymer granules or micronized, high-purity cellulose or mixtures thereof are used. |