Method for producing and extracting L-glutamine

Method for producing and extracting L-glutamine

The invention belongs to the technical field of biological fermentation, and discloses a method for producing and extracting L-glutamine. The method comprises the following steps of 1, fermentation, 2, filtering of ceramic films, 3, decoloration, 4, refined filtration, 5, chromatography extracting a...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: BAO XIN, YANG RUILI, ZHUANG HUIHUA, LI JIANGTAO, WANG JIAN, LIU YUANTAO, XU QINGYANG, ZHANG ZONGHUA, LI DEHENG
Format: Patent
Sprache:chi ; eng
Schlagworte:
BEER
BIOCHEMISTRY
CHEMISTRY
ENZYMOLOGY
FERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESISE A DESIREDCHEMICAL COMPOUND OR COMPOSITION OR TO SEPARATE OPTICAL ISOMERSFROM A RACEMIC MIXTURE
METALLURGY
MICROBIOLOGY
MUTATION OR GENETIC ENGINEERING
PROCESSES USING MICROORGANISMS
SPIRITS
VINEGAR
WINE
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Beschreibung
Zusammenfassung:The invention belongs to the technical field of biological fermentation, and discloses a method for producing and extracting L-glutamine. The method comprises the following steps of 1, fermentation, 2, filtering of ceramic films, 3, decoloration, 4, refined filtration, 5, chromatography extracting and 6, concentration and crystallization. The method is high in fermentation yield, simple in process, efficient, environmentally friendly and low in production cost. 本发明属于生物发酵技术领域，公开了种生产和提取L-谷氨酰胺的方法，其包括如下步骤：步骤1）发酵，步骤2）陶瓷膜过滤，步骤3）脱色，步骤4）精滤，步骤5）色谱提取，步骤6）浓缩结晶。本发明方法发酵产率高，工艺简单、高效环保、生产成本低。