L-ascorbyl palmitate in the methanol extract is hydrolyzed under acid condition, and 2, 6-dichlorophenol indophenol sodium solution is titrated with the hydrolysate.
用甲醇对油样中l -抗坏血酸棕榈酸酯进行提取，对提取物在酸性条件下水解，用水解产物对2,6 -二氯酚靛酚钠溶液进行滴定。
The feasibility of concentration of benzylpenicillin sodium solution and the effect of operation condition on concentration process by membrane distillation were studied.
采用直接接触式膜蒸馏方法研究了热敏性物质青霉素水溶液浓缩过程的可行性及操作条件对浓缩过程的影响。
The maximum adsorption of heparin sodium solution was determined by spectrophotometry . The results showed that semi crosslinked chitosan resius have a good adsorption properties for heparin.
本文采用分光光度法测定水中目的物肝素浓度来计算吸附量，结果表明，半交联壳聚糖珠对肝素有较好的吸附效果。
These carbon suckers would employ fans to move air through a solution of sodium hydroxide, which absorbs the CO2.
这些碳吸收器利用风扇把空气吹过氢氧化钠溶液，吸收CO2。
The investigators placed sweet potatoes in a solution of sodium chloride.
调查人员将甜土豆放置在氯化钠溶液中。
A solvent flotation-gas chromatography for the determination of sodium stearate in sodium aluminate solution in aluminium hydroxide production by the bayer process was studied.
研究了拜尔法生产氢氧化铝过程中，用溶剂浮选-气相色谱法测定结晶助剂有效成分硬脂酸钠的方法。
After one hour minimum, brush surface with sodium bicarbonate solution until all reaction ceases.
至少一小时后，在表面上刷碳酸氢钠溶液直到所有的反应都终止。
The method and adhesive process for Sodium-Naphthalene solution activating Polytetrafluorethylene (PTFE) surface were described, and the properties of adhesive were tested.
叙述了钠—萘溶液活化聚四氟乙烯表面的方法和粘接工艺，并测试了粘接件的主要性能。
Turn the remnant of sodium hydroxide in the tube into water, and you'll find the solution turns red litmus blue.
把管内的氢氧化钠残液倒入水中，你就会发现：溶液会使红色石蕊试纸变蓝。
By studying the absorption spectra, we have verified the existence of various tautomers of sodium fluorescein in ethanol solution.
通过对其吸收光谱的研究，证明荧光素钠在乙醇溶液中存在多种互变异构体。
Study is made of the vanadium extraction from sodium tungstate solution leached out of the secondary tungsten resource.
研究了采用某型树脂从钨二次资源浸出的钨酸钠溶液分离富集钒的效果。
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。
The slurry was composed of the required amounts of sodium methoxide solution, CuCr catalyst and emulsifier OP10, as well as the balanced liquid xylene medium.
鼓泡浆液反应器使用的浆液由铜铬催化剂、甲醇钠溶液、乳化剂OP - 10和液相介质二甲苯组成。
Three temperature and three conductivity method for the real time measuring the concentrations of the chemical composition of sodium aluminum solution is proposed.
提出了实时测量铝酸钠溶液化学成分（苛性钠、氧化铝和碳酸钠）浓度的三温三电导法。
Bittern: the bitter water solution of bromides magnesium and calcium salts remaining after sodium chloride is crystallized out of seawater.
盐卤：氯化钠在海水中结晶后遗留的溴化物，镁和钙盐的苦味水溶物。
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 stability and the time limit of sodium nitroprusside (SNP) solution in clinic.
目的探讨硝普钠溶液的稳定性和临床上硝普钠溶液配置后的使用时限。
Cellulose acetate reverse-osmosis membranes must be stored, when NOT in use, in a solution (sodium metabisulfite) that prevents microorganism growth.
纤维素醋酸酯反渗透膜不用时必须贮存在一种溶液中，以防微生物生长。
In this paper a fluidization technique and a spray drying method were presented that may combine evaporation, drying, and granulation of sodium benzoate solution in a fluidized bed all at once.
本文介绍一种用流态化技术与喷雾干燥相结合的方法将苯甲酸钠溶液在流化床内完成蒸发、干燥与造粒。
The influences of such factors as temperature, active chlorine content, salt content on the(oxidizing) property of sodium hypochlorite solution are studied by experiments.
实验研究了温度、有效氯含量、含盐量等因素对次氯酸钠溶液氧化性的影响。
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。
The method has been applied to determine the heparin sodium injection solution with satisfactory results.
将该方法应用于肝素钠注射液浓度的测定，结果令人满意。
The effect of sodium carbonate on the corrosion inhibition of aluminum alloy in sodium chloride solution was investigated by SEM and electrochemical means.
应用电化学实验方法和扫描电子显微镜（SEM）研究了碳酸钠在氯化钠溶液中对铝合金的缓蚀作用。
The electrochemical test in sodium chloride solution demonstrated that the coating can improve the anticorrosion capacity, especially the resistance to pitting of low carbon steel.
在氯化钠溶液中的电化学测试表明，聚苯胺膜的存在可以显著地提高低碳钢的耐腐蚀性和抗点蚀能力。
The electrochemical test in sodium chloride solution demonstrated that the coating can improve the anticorrosion capacity, especially the resistance to pitting of low carbon steel.
在氯化钠溶液中的电化学测试表明，聚苯胺膜的存在可以显著地提高低碳钢的耐腐蚀性和抗点蚀能力。
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