chromatographic fractionation 层析分离 ; 色谱分级 ; 色谱分离 ; 色层分离 cell fractionation 细胞分级分离 ; 细胞分步分离法 ; 细胞离拆 ; 分级分离 fractionation tower 分馏塔 ...
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对凝胶多糖的酸降解法、酶水解法、超声波降解法及凝胶渗透色谱(GPC)分级法制备低分子量凝胶多糖的研究进展进行综述。
In this paper, the research progress of acid hydrolysis, enzymatic hydrolysis, ultrasonic degradation and GPC fractionation of curdlan are reviewed.
通过对落叶松栲胶进行亚硫酸盐和氢氧化钠的改性，测定其溶液黏度，用不同溶剂进行分级和薄层色谱。
This paper illustrates the reaction of larch bark tannin extracts with sulfite and sodium hydroxide and the tests of its solution viscosity, MW-distribution and thin-layer chromatography.
使用硫酸铵分级盐析，离交色谱，凝胶过滤可获得纯净的酶。
Pure enzyme was obtained by using the salt fractionation with ammonium sulphate, the ion-exchange chromatography and the gel filtration.
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