11 FILTERS FOR USE IN BIOTECHNOLOGY CONSISTING PRIMARILY OF FILTERS FOR THE FILTRATION OF BACTERIA, YEASTS, MOLDS, PROTEINS, ENZYMES, VACCINES, AMINO ACIDS, BEVERAGES, VINEGAR, NUTRIENT SOLUTIONS, ACIDS, ALKALIS, AND ORGANIC SOLVENTS
17 MEMBRANES IN FORM OF HOSES, TUBES, HOLLOW FIBERS, FLAT FOILS AND HOSE FOILS FOR FILTRATION OF UNSOLVED OR EMULSIFIED SUBSTANCES FROM LIQUIDS OF ALL KINDS, AS WELL AS FOR SEPARATION OF DISSOLVED SUBSTANCES FROM LIQUIDS OF ALL KINDS BY SELECTIVE PERMEATION