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- 薄层分析以薄层层析硅胶G为固定相,正己烷:二氯甲烷(9:1,v/v)为展开剂。The optimal conditions of TLC were as follows: silica gel G as stationary phase, n-hexane-dichloromethane (9:1, v/v) as mobile phase.
- 硅胶Gsilica gel G
- 方法:薄层鉴别采用硅胶G薄层板,展开剂:正己烷-醋酸乙酯-冰醋酸(6:4:0.25),显色剂:10%硫酸乙醇溶液;Methods: Qualitative analysis by TLC, a mixed solvent of n-hexane - ethyl acetate - acetic acid(6:4:0.25) was employed as the mobile phase,color developing agent was 10%25sulfuric acid and ethanol solution.
- 以市售五个普通茶叶样品为对照,采用薄层色谱分离白毛茶的多种生物嘌呤碱。 以乙酸乙酯:丙酮:氨水=4:3:1(V:V)为流动相,硅胶G为固定相,展开浸取后,用紫外分光光度法在273nm处测定其成分含量。with five sorts of common tea from market as comparison, with the color atlas of thin layer split the various biology of Baimao ea Piao Ling soda, with Yi acid Yi ester: Third ketone: Ammonia water = 4: 3: 1( V: V ) to flow appearance, silica gel G is stationary phase, spread out to soak take after, survey its composition content with the ultraviolet photometry of beam splitter in the place of 273 nm.
- 硅胶载体silica-gel carrier
- 碱性硅胶alkaline silica gel
- 酸性硅胶acidic silica gel
- 硅胶带silicone band
- 硅胶-水Silica gel-water
- 硅胶片Silicon film
- 硅胶模Silicone rubber
- 废硅胶waste silica gel
- 双孔硅胶bimodal porous silica
- 键合硅胶bonded silica
- 硅胶C935britesorb C935
- 副产硅胶by- product silica gel
- 硅胶涂敷coated-silica
- 复合硅胶compound silica
- 细粒硅胶fine silica gel
