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zhi jie deng dian fa ti qu gu an suan xiao shi chu bu zong jie
Pages: 16-20
Year: Issue:  1
Journal: FAJIAO KEJI TONGXUN

Keyword:  谷氨酸母液等电点法发酵液离子交换法等电提取生产周期电法生产工序离交法收率;
Abstract: <正> 目前国内各味精厂的谷氨酸提取万法大致可为:水介等电点法;离子交换法;等电离交法;锌盐法等四种。这些方法各有所长。例如离子交换法及等电离交法,具有谷氨酸收效高、蒸汽消耗低等优点,但是也存在着树脂用另及酸碱消耗大等不足。锌盐法有谷氨酸收率高、烈耗低的优点,但是也有废液对排水污染等缺点。我厂所用的水介等电法提取谷氨酸,虽然收率稳定在80%以上、但存在着生产工序多、生产周期长、烈耗
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