Process for preparing pectinase

• Main Authors: XIANGZHANG SUN, SHENYOU CHEN
• Format: Patent
• Language: English
• Published: 20.03.2002
• Edition: 7
• Subjects: BEER; BIOCHEMISTRY; CHEMISTRY; COMPOSITIONS THEREOF; CULTURE MEDIA; ENZYMOLOGY; METALLURGY; MICROBIOLOGY; MICROORGANISMS OR ENZYMES; MUTATION OR GENETIC ENGINEERING; PROPAGATING, PRESERVING OR MAINTAINING MICROORGANISMS; SPIRITS; VINEGAR; WINE

A process for preparing pectinase includes such steps as selectively culturing Aspergillus niger seed and enlarged culturing; preparing culture medium; inoculating Aspergillus niger and uniformly mixing; regulating pH to 3.9-4.5, fermenting at 25-35 deg.C for 72-84 hr, immersing in water, pulverizin...