METHODS AND APPARATUS FOR THE SELECTIVE REMOVAL OF CONSTITUENTS FROM AQUEOUS TOBACCO EXTRACTS

摘要

METHODS FOR THE SELECTIVE REMOVAL OF SPECIFIC CONSTITUENTS OF TOBACCO EXTRACT INCLUDE CONTACTING AN EXTRACT WITH A NITROSAMINE SELECTIVE ADSORPTION AGENT, A METAL SELECTIVE ADSORPTION AGENT AND/OR A NITRATE SELECTIVE ADSORPTION AGENT. PREFERRED CHARACTERISTICS OF SUCH AGENTS ARE IDENTIFIED.