primary extraction-solvent 主级萃取溶剂
Extraction primary membranous cataract needling 原发性膜性白内障针刺摘除术
Through the analysis of the primary extraction product - polysaccharide, have determined the content of polysaccharide is 45.76%.
通过对提取的红松种仁多糖的定量分析，确定了水溶性多糖含量为45.76%。
The preparation method of the xanthan gum comprises fermentation step, disinfection step, primary extraction, primary separation, secondary extraction and secondary separation.
本发明的黄原胶的制备方法，包括发酵步骤、消毒步骤、一级萃取、一级分离、二级萃取、二级分离。
The primary technology processes are many scales of countercurrent extraction, vacuum concentration, a drop purification and vacuum drying in low temperature.
工艺主要流程为茶汤预处理后的多级逆流萃取、真空浓缩、纯化沉析、低温真空干燥。
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