快好知 kuaihz


extractant造句
1. Microwave assisted extraction consists of heating the extractant in contact sample with microwave energy. 2. With diethyl malonate as the extractant, the condition of extracting gold the electronic scrap was studied. 3. Di(2-ethylhexyl) sulfoxide (DEHSO), an extractant easily dissolved in liquid paraffin, was synthesized in this paper. 4. P 204 was used as extractant and sulfonated kerosene was used as thinner in the experiment. 5. Cyanex 272 is a new generation extractant for separation of from Ni in sulphate solution. 6. The effects of temperature, pH and extractant concentration on the distribution coefficients of tyrosine were discussed. The optimum conditions of extraction and stripping are obtained. 7. This method uses water containing a demulsifier an extractant , titration is carried out in aqueous solution. 8. A good extractant for the seperation of active amyl alcohol and isoaml alcohol by extractive distillation was studied by theoretical analysis and experimental analysis. 9. Methylene chloride was used as extractant in the extraction of condensed liquid and 3% sodium carbonate solution was used in acid separation. 10. A molecularly imprinted solid phase extractant, particularly for the recognition of diphenylguanidine (DPG) was prepared using diphenylguanidine (DPG) as the template and bulk polymerization. 11. An extractant - screening method with a vapor - liquid equilibrium apparatus in the extractive distillation was introduced. 12. The selectivity of extractant is high and only Au, Pd , Hg ete. are extracted. 13. Trialkyphosphine oxides ( TRPO ) is an extractant used in the treatment of high level liquid waste. 14. Objective To evaluate in vitro antibacterial activity of Galla Chinensis ethanol extractant against S . epidermidis. 15. The results show that it is inefficient to use diisopropyl ether as extractant to extract hydroquinone from water isothermally. 16. It is beneficial to leaching result to recycle the raffinate in the column leaching process, and there is no significant negative effect of residual extractant on thermoacidophile. 17. A method was established for determination of Octacosanol in remainder of solanesol extractant by remainder of solanesol extractant. 18. The dependence of the extraction distribution ratios on the concentrations of aqueous nitric acid, extractant, salting-out agent and the temperature was investigated. 19. The distribution coefficient D indicated: Ethyl acetate was the most suitable extractant for CGA s purification. 20. The extraction route was put forward for the recovery of (S)(-)methylbenzylamine. Chloroform was selected as extractant and its extraction behaviors were investigated. 21. The complex extraction process of epoxied was investigated as the extractant and as the diluent. 22. Hoping for dibutyl carbitol(DBC)through the dehydration of glycol butyl ether, a new highly effective extractant system for gold with structure similar to DBC was synthesized in this paper. 23. The separation of azeotrope of methyl ethyl ketone water has been investigated by extractive distillation using the mixture of ethylene glycol and potassium acetate as an extractant. 24. METHOD Under the same conditions of microwave power and extraction time, methanol, alcohol, toluene, acetone and hexamethylene were used as the extractant to carry out intermittent extraction. 25. In order to realize the harmless resource utilization of manganese residue, second extraction of Mn and NH3-N from manganese residue with distilled water and anolyte as extractant was performed.