Product name:malt extract CAS:8002-48-0 Packing:280kg/Drum Assay:75% Malt Extract is a viscous amber brown liquid that has the characteristic malt and sweet taste. It is a natural sweetener. Malt extract is manufactured by grinding the malt to a fine powder, mashing it gently while adding water and brewing the mixture. Thereafter the wort is separated from the husk and then concentrated to 80 percent solids; this concentrate is malt extract.