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新疆黑桑椹多糖的提取和测定
摘 要: 本实验采用热水浸提法从新疆黑桑椹中提取多糖,利用正交试验设计法优选最佳提取工艺
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响应曲面法优化灰树花水溶性多糖提取工艺的研究
摘要:在单因素试验的基础上,利用响应曲面法对灰树花多糖提取工艺参数进行优化研究。
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冻干过程中管制西林瓶破损现象
由于整个冻干过程会处于一定温差范围内进行,因此一些观点认为,这种破损现象与包材热应力有关,可以通过改变西林瓶的热性能来减少发生概率。
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可调谐二极管激光吸收光谱(TDLAS)在药物冻干过程监测中的应用
TDLAS在冻干领域可测定和监测如下数据信息: - 升华界面的产品温度 - 样品瓶底部中心的产品温度 - 产品的干燥阻力 - 残留的水分 - 主干燥和次级干燥终点 - 样品瓶热传递系数 - 连续监测冰层及干燥层厚度 - 冻干设备气流不受阻的最大升华能力
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疫苗的冷冻干燥-在配方和工艺开发中的挑战和概念
Vaccination prevents millions of deaths from infectious diseases per year; however, there are still millions of people who die from these diseases due to weak thermostability demanding cold chains, long-term stability issues and distribution challenges. All these limitations can be overcome by creating a dry product through lyophilization. With the urgency to develop a coronavirus vaccine, it is a crucial time to discuss the process of freeze-drying vaccines.
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