The technology of extracting L-cystine from chicken feather was discussed.
对以鸡羽毛为原料提取L -胱氨酸的工艺进行了探讨。
The mesomeric reaction of L-cystine is greatly affected by the neutralizing temperature and rate as well as the basicity of neutral agent.
中和温度中和速率和中和剂的碱性强弱对L-胱氨酸的消旋化反应影响极大。
Mix the L-cystine, sodium chloride, dextrose, yeast extract, and pancreatic digest of casein with the purified water, and heat until solution is effected.
将L -胱氨酸、氯化钠、葡萄糖、酵母提取物、酪蛋白胰酶消化物与纯净水混合，并加热至实现溶解。
It has been found that extraction is an alternative means for the recovery of L-cystine by removing HC1 and precipitating the said amino acid from hair hydrolytic liquor.
利用胺类萃取盐酸的性能，应用于从毛发水解液中选择性地萃取盐酸，以沉淀及提纯L -胱氨酸。
From equilibria of HC1 extraction with several solvents, an amine mixture has been considered very effective and selected for detailed study by using feeds with and without L-cystine in solution.
从几种有效溶剂对盐酸的萃取平衡关系，选择叔胺进行详细试验研究，取得有关的萃取数据。
From equilibria of HC1 extraction with several solvents, an amine mixture has been considered very effective and selected for detailed study by using feeds with and without L-cystine in solution.
从几种有效溶剂对盐酸的萃取平衡关系，选择叔胺进行详细试验研究，取得有关的萃取数据。
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