克雷西和斯维德贝格使用超速离心法分析了用乙醇水溶液萃取的麦醇溶蛋白级分。
Krejci and Svedberg used ultracentrifugation to analyze the gliadin fraction extracted with aqueous ethanol.
利用步冷曲线法测定了不同浓度的甲醇、乙二醇水溶液的冰点。
The curve law of step is used to determine the freezing points of methyl alcohol and glycol aqueous solution with different density.
所以在常温下,聚乙烯醇水溶液的胶凝会持续数十天或者更长的时间。
At room temperature, PVA would take over ten days or even longer time to gelate.
二元冰是极细小的冰晶与乙二醇水溶液形成的泥浆状混合物,所以也称之为冰浆。
Binary ice is a kind of muddy mixture of very tiny ice crystals and glycol solution, so it is called ice slurry as well.
建立了EBT - 1,2 -丙二醇水溶液光度法准确测定食品中镁含量的新方法。
A new spectrophotometric method for determining magnesium content in foodstuffs with EBT-1, 2-propanediol as color reagent was developed.
为此,增加一套原油与乙二醇水溶液分离装置,保证了乙二醇的供应量,从而维持了正常生产。
However, normal production is resumed by adding a new crude oil and glycol solution separation unit to ensure the supply of glycol.
在N_2保护和敞开体系两类不同的反应环境中,分别研究了纯水溶液、葡聚糖水溶液和聚乙二醇水溶液中胆红素钙晶体的成核与生长情况。
The crystal growth of calcium bilirubinate was studied in pure water, dextran and polyethylene glycol aqueous solutions with the protection of N2 or in the open system.
应用电化学方法研究了磷酸锌在水溶液和醇酸涂层中的缓蚀性能和缓蚀作用机理。
The difference of inhibition mechanism of zinc phosphate in aqueous solution and in alkyd coating has been studied by using electrochemical techniques.
探讨了用硫化钠-丙三醇溶液代替饱和硫化氢水溶液进行重金属(以铅计)测定的分析方法。
This paper discusses the method for measurement of heavy metal (calculate by Pb) by sodium sulphide -glycerine solution instead of saturated hydrogen sulphide solution.
所述培养基的主要成分是胰蛋白胨、葡萄 酸钠、盐酸吡咯醇、孔雀绿水溶液、甘油、琼脂、小牛血清等。
The quick tubercle mycobacillus culture medium has tryptone, sodium gluconate, pyritinol hydrochloride, water solution of malachite green, glycerin, agar, calf blood and other components.
采用氢醌双丙酸酯为原料,在甲醇-水溶液中,碱性条件下,加入适量抗氧化剂,经部分醇解脱酰化反应合成氢醌单丙酸酯。
Hydroquinone monopropionate was synthesized by partially alcoholysized and deacylated of hydroquinone bipropionate in methanol-water solution and alkaline condition with appropriate antioxidant.
目的探讨脂肪醇聚氧乙烯醚(aeo)9水溶液增稠条件。
Objective To study the conditions of thickening AEO 9 solution.
在阴极还原葡萄糖研制甘露醇和山梨醇的过程中对甘露醇和山梨醇在硼砂水溶液中的旋光性进行了研究。
The opticity of mannitol and sorbitol in the borax solution is studied in the course of synthesizing mannitol and sorbitol by cathodic reduction of glucose.
采用醇碱水溶液萃取方法分离出辽河油直馏柴油馏分中的石油羧酸(主要为环烷酸),采用重量法测出的分离效率不低于90%;
The petroleum carboxylic acids(mainly naphthene acids)in the diesel oil of Liaohe oil isolated by the extraction with solution of a1coholic sodium hydroxide, and the efficiency is not lower than 90%;
这些醇胺水溶液的适用范围几乎覆盖了整个酸性天然气处理领域。
The scope of application of these water solutions of alkanolamine almost covers all treating regions of sour gas.
在发酵工业中,主要应用于有机物水溶液的分离,可用来制备无水乙醇,生产低醇或无醇葡萄酒。
It is used in the separation of organic aqueous solutions to prepare absolute ethanol and low alcohol wine.
结果表明,水溶液中胆红素钙很难结晶形成晶体结构,但在模拟体系中,碳酸钙晶体与聚乙二醇模板的共同作用可诱导胆红素钙晶体的成核与生长。
The results indicate that the calcium carbonate crystal, formed from CO2 in the air, and polyethylene glycol(PEG) accelerated the nucleation and growth of calcium bilirubimate.
结果表明,水溶液中胆红素钙很难结晶形成晶体结构,但在模拟体系中,碳酸钙晶体与聚乙二醇模板的共同作用可诱导胆红素钙晶体的成核与生长。
The results indicate that the calcium carbonate crystal, formed from CO2 in the air, and polyethylene glycol(PEG) accelerated the nucleation and growth of calcium bilirubimate.
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