The selectivity of extractant is high and only Au, Pd , Hg ete. are extracted.
該萃取劑選擇性高,它僅萃取Au 、 Pd和Hg等幾種元素.
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An extractant - screening method with a vapor - liquid equilibrium apparatus in the extractive distillation was introduced.
介紹了萃取精餾萃取劑的一種實(shí)驗(yàn)篩選方法,汽液平衡儀直接法.
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The distribution coefficient D indicated: Ethyl acetate was the most suitable extractant for CGA s purification.
萃取分配系數(shù)D測(cè)定結(jié)果表明,醋酸乙酯是純化綠原酸的適用溶劑.
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The complex extraction process of epoxied was investigated as the extractant and as the diluent.
采用絡(luò)合萃取法提取稀溶液中的丙酸,研究了絡(luò)合萃取及反萃取的工藝條件.
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Cyanex 272 is a new generation extractant for separation of from Ni in sulphate solution.
Cyanex272是新一代在硫酸鹽溶液中分離鈷、鎳的萃取劑.
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This method uses water containing a demulsifier an extractant , titration is carried out in aqueous solution.
這種方法使用環(huán)境友好的化學(xué)試劑,不會(huì)對(duì)環(huán)境和人造成傷害.
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P 204 was used as extractant and sulfonated kerosene was used as thinner in the experiment.
實(shí)驗(yàn)用P204做萃取劑,用磺化煤油做稀釋劑.
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Objective To evaluate in vitro antibacterial activity of Galla Chinensis ethanol extractant against S . epidermidis.
目的觀察五倍子乙醇提取物對(duì)表皮葡萄球菌的體外抗菌活性.
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With diethyl malonate as the extractant, the condition of extracting gold the electronic scrap was studied.
研究了采用萃取劑丙二酸二乙酯回收電子廢棄物中金的方法.
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