Compared to CS or CMC membranes, CS-CMC membrane was stable in acid or alkali solution.
与CS膜或CM C膜相比,该膜能稳定存在于酸碱溶液中。
The technology of extracting dietary fiber from orange peel by alkali solution is studied.
对碱液浸提法提取桔皮膳食纤维的工艺进行了研究。
N-oleoyl alanine was prepared by the reaction of alanine with chlorides under alkali solution.
将油酸酰氯和谷氨酸在碱性溶液中反应制备了N -油酰基谷氨酸。
A new method of leaching SiO_2 from the residue was studied in atmosphere and highly concentrated alkali solution.
提出了在常压下用高浓度碱液浸出粉煤灰提铝渣中二氧化硅的工艺;研究了二氧化硅在浓碱体系中的浸出行为。
Tin can dissolve in a strong alkali solution, in ferric chloride, zinc salt of acidic solution of such will be corrosion.
锡能溶于强碱性溶液;在氯化铁、氯化锌等盐类的酸性溶液中会被腐蚀。
Suggestions on how to prevent too low concentration of the alkali solution and rational use of water are also given in the article.
对如何防止淡碱浓度过低和水的合理使用也提出了建议。
N-oleoylglutamic acid was prepared from glutamic acid and oleoyl chloride in alkali solution and its structure was characterized by IR.
将油酸酰氯和谷氨酸在碱性溶液中反应制备了N-油酰基谷氨酸。
Chemical graining: the lithographic plate surface is etched to produce a fine grain by the application of a strong acid or alkali solution.
化学磨版:用强酸或强碱溶液在平版印版的版面上腐蚀,造成幼细微粒表面。
Electric lift oil: containing alkali solution in to parts used as an anode or the cathode, in the current function, remove the process of surface oil parts.
电解除油:在含碱溶液中,以制件作为阳极或阴极,在电流作用下,清除制件表面油污的过程。
The water insoluble dietary fiber is obtained by leaching the residue in alkali solution and acid solution respectively, suction filtering, water washing to neutral, drying.
上述残渣分别在碱液和酸液中浸提、抽滤、清水洗至中性,干燥后得到水不溶性膳食纤维产品。
Electric heating pipe can be widely used in heating water, oil, air, nitrate solution, acid solution, alkali solution and low melting point metal (aluminum, zinc, tin, Babbitt).
电加热管可广泛应用于加热水、油、空气、硝盐溶液、酸溶液、碱溶液和低溶点金属(铝、锌、锡、巴氏合金)。
A set of technology plant has been designed and constructed, which can make the macromolecular polymer disperse, dissolve, vulcanization and 'dilute and mixed with alkali solution with definite ratio.
设计建设成一套能把粉状的高分子聚合物进行分散、溶解、熟化、稀释,并与碱溶液按一定比例混配的地面工艺装置。
HPMC is prepared when a purified form of cellulose is reacted with sodium hydroxide solution to produce a swollen alkali cellulose that is chemically more reactive than untreated cellulose.
当被净化的纤维素与氢氧化纳溶液反应产生一种膨胀碱性纤维素时,HPMC就产生了,这种纤维素在化学上比没有经过处理的纤维素更易起反应。
Objective: to study the depilatory efficacy of sulphurate alkali + quicklime + alcohol solution.
目的:研究硫化碱+生石灰+酒精溶液的脱毛效果。
Sodium hypochlorite solution has been prepared by chlorine and sodium hydroxide, the content of free alkali should be controlled at about 10.8%, and the effective chlorine at about 8.0%.
以氯气和氢氧化钠为原料制备次氯酸钠溶液,控制其中游离碱含量在10.8%左右,有效氯在8.0%左右。
As main evidence of geologic succession, the decomposition and alkali release of alkaline minerals in acidic, neutral or slightly alkaline solution were affirmed.
作为地质演变的主要证据,这些含碱矿物在酸性、中性以及弱碱性条件下的分解析碱反应得到了证实。
The instrument is suitable for determing of anions, alkali metals and alkali earth metals in nuclear fuel reprocessing solution and high level liquid waste.
该仪器适用于核燃料后处理工艺溶液和高放废液中的阴离子和碱金属与碱土金属离子的色谱分析。
The transformation of sodium tungstate solution, direct extraction of sodium tungstate under alkali conditions and separation of molybdenum from tungsten by solvent extraction are mainly introduced.
主要介绍了钨酸钠溶液的萃取转型、碱性条件下钨酸钠溶液直接萃取和萃取法分离钨、钼工艺研究进展。
This article discussed the calculating methods and regulations of PH when acid, alkali, salt and buffer solution are diluted.
结合化学教学实践,探讨了酸、碱、盐、缓冲溶液及溶液稀释时pH的计算方法及规律。
Primary alkali battery was constituted with cathode of barium ferrate, anode of titanium diboride and KOH solution as electrolyte.
以高铁酸钡为正极材料,二硼化钛为负极材料,碱性氢氧化钾溶液为电解质构成了一次性碱性电池。
By pressurized soak with the alkali, the titanium, the aluminum and the silicon can be effectively separated from the high titania bearing blast furnace slag to enter in the solution.
高钛型高炉渣可以通过加压碱浸实现高钛型高炉渣渣钛分离,同时,高钛型高炉渣中的硅、铝也可以从渣中分离进入溶液中。
I - was obtained from the kelp by alkali fusion, then oxidized by H2O2 in acidic solution, thus we can determine the iodine content by extraction spectrophotometry, which is about 426.
用碱熔法使海带中的碘以i-形式转移到溶液中,然后在酸性条件下用过氧化氢氧化,三氯甲烷萃取,经分光光度标准曲线法测得海带中碘含量大约为426。
The porous magnesium with different porosity was modified by alkali-heat-treatment and the samples were compared after soaked in the SBF solution.
采用碱热处理法对不同孔隙率的多孔镁表面进行改性,并将碱热处理处理后的试样置于SBF溶液中浸泡对比。
The coordination compound formation mechanism of metal ion with NTO in alkali aqueous solution is discussed.
讨论了金属离子与NTO必需在碱性水中才能形成NTO的金属配合物机理。
According to the strength change of the FKJ mortar sample immersed in the alkali, acid and slat solution, test its ability of chemical resistance.
通过FKJ砂浆试件在碱、酸及盐溶液中浸泡后强度变化,试验其耐化学腐蚀能力。
It has good chemical stability, resistance to acid, alkali, most organic solution and water erosion.
具有良好的化学稳定性,可以抵抗大部份酸、碱、有机溶液以及热水的侵蚀。
It has good chemical stability, resistance to acid, alkali, most organic solution and water erosion.
具有良好的化学稳定性,可以抵抗大部份酸、碱、有机溶液以及热水的侵蚀。
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