研究了溶剂化作用同pvc膜对金属离子选择性的关系。
The relationship between ion solvation and selectivity of PVC membranes for alkali metal ions has also been studied.
同时包含第一溶剂化层中所有溶剂分子是必要的,或者对于其它溶质分子而言,包含第一溶剂化层所有主要溶剂化作用是必要的。
Nevertheless, it is necessary to include all solvent molecules in the first solvation shell, or several solvent molecules that interact strongly with solute.
离子液体不挥发,无污染,无臭味,具有高选择性和催化作用且易于循环回收利用,作为一种新型的高效绿色溶剂,以其突出的优势已成为绿色化学研究的热点之一。
Because of no volatilization, no pollution, no odour, high selectivity and catalysis, easy to recycle, ionic liquids become one of the hotspots of green chemistry as a new green solvent.
以苯甲醛和正庚醛为原料,乙二醇为溶剂,在氢氧化钾催化作用下羟醛缩合合成甲位戊基桂醛。
Amyl cinnamaldehyde was synthesized from benzaldehyde and n-heptanal by aldol condensation with catalyst potassium hydroxide in solvent ethylene glycol.
目的:了解接触低浓度苯系溶剂与相关人群老龄化作用的关系。
Objective: to investigate the relationship of work and aging in working population exposed to low level benzol solvents.
实验表明,山稔子水、无水乙醇、甲醇、50%甲醇、正己烷和乙酸乙酯的提取物对猪油和花生油均具有抗氧化作用,而且其抗氧化作用的强弱与溶剂的极性直接相关。
The results showed that all the water, alcohol, methanol, 50% methanol, n-hexane and acetic ester extracts have antioxidation on lard and peanut oil.
实验表明,山稔子水、无水乙醇、甲醇、50%甲醇、正己烷和乙酸乙酯的提取物对猪油和花生油均具有抗氧化作用,而且其抗氧化作用的强弱与溶剂的极性直接相关。
The results showed that all the water, alcohol, methanol, 50% methanol, n-hexane and acetic ester extracts have antioxidation on lard and peanut oil.
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