Summary: Cellulase refers to a family of enzymes which act in concert to hydrolyze cellulose. Trichoderma reesei has an extensively studied cellulase enzyme complex. This complex converts crystalline, amorphous, and chemically derived celluloses quantitatively to glucose..https://www.creative-enzymes.com/product/Native-Trichoderma-Reesei-Cellulase_951.html