sodium sulfate

Thesolution of collagen-PVA was wet spined with the sodium sulfate as coagulant and collagen-PVA composite fibers were prepared.

在此基础上，以硫酸钠为凝固剂，对胶原-PVA共混溶液进行湿法纺丝，制备了胶原-PVA复合纤维

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The extract was separated by freezing centrifugation at high speed. The separated upper clear layer ( the extract) was then dehydrated by anhydrous sodium sulfate, and filtered through a 0. 45 μ m filtering membrane. The filtrate was ready for GC analysis.

涂料用乙醇和石油醚（3+1）混合溶剂超声提取，经高速冷冻离心，上层清液用无水硫酸钠脱水，经过0.45μm滤膜过滤后进行气相色谱分析。

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The crystal conversion of two crystals of mirabilite and thenardite of sodium sulfate is the main reason resulted in the physical crystallization attack on concrete under relative humidity change condition.

揭示了相对湿度变化下，硫酸钠两种主要结晶产物之间的晶型转变是造成混凝土盐结晶物理侵蚀的主要原因。

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Research on sodium polyacrylate in clarification of crude sodium sulfate solution

聚丙烯酸钠澄清元明粉粗硝液的研究

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Methods: Samples were extracted by methylene chloride , dehydrated by anhydrous sodium sulfate and determinated by GC-MSD.

方法: 样品用二氯甲烷萃取, 无水硫酸钠脱水,气质联用法检测.

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Using an HDV-7 potentiostat, we tested the inhibitory action of a synthetic made from light pine oil, and compared it with sodium lauryl sulfate, etc.

采用国产HDV-7型恒电位仪，作者测定了干馏松节油合成物的缓蚀性能，并使之与十二烷基硫酸钠等进行了比较。

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When heated, it decomposes into Sodium sulfate and sodium sulfide.

加热分解为硫酸钠与硫化钠.

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Preparing sodium nitrate from sodium sulfate ammonium nitrate and quick lime

芒硝、硝酸铵、生石灰制备硝酸钠的工艺研究

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A method of new type phosphate-free detergent builder-crystalline layered sodium disilicate with sodium sulfate producing water glass was studied, and the effects of impurities to quality in the raw material were explored.

研究用芒硝生产泡花碱制备新型无磷洗涤助剂层状结晶二硅酸钠的方法，探讨了原料中各种杂质对产品质量的影响及工艺的控制。

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Influence of sodium sulfate on the cracking of concrete correlate with different curing styles.

在相同水胶比情况下,硫酸钠掺量较大混凝土早期收缩值较小.

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furthermore, the sodium sulfate was added and orthogonal method based on the three components of coagulation bath introduced to obtain hec membrane with high strength.

在此基础上，加入硫酸钠，对三组分凝固浴进行正交优化设计，用以提高膜的强度。

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The result shows that crude ash removal effect for about 17% moisture, 4000 r/ min rotation speed and 8 mm size of sieve pore is the best and crude ash removal rate can reach 70.8% among which sodium sulfate removal rate is 34.7%.

结果表明，在含水率约为17%，转速为4000r/min，筛孔为8mm时，水草粗灰分的去除效果较好，总的去除率达到70.8%，其中硫酸钠的去除率为34.7%。

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Study on Phase Behavior and Conductivity of Sodium Dodecyl Sulfate Microemulsions

十二烷基硫酸钠微乳体系的相行为及电导行为研究

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In the additives for the eight kinds common injections, sodium thiosulphate and sodium sulfate made the sterilized stability of the flavonoids descent 21.98%~ 12.07%.

在8种常用注射液的附加剂中以硫代硫酸钠，亚硫酸钠对总黄酮的稳定性影响较大，使总黄酮含量降低21.98%~12.07%。

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Topical application of SD-Ag or sodium sulfate wet compress, and flushing with running water can alleviate direct injury to skin.

结论4种不同治疗方法均有效，其中以手术切痂、外涂SD-Ag最好，饱和硫酸钠湿敷次之，用自来水冲洗可减轻间甲酚对皮肤的直接损伤。

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A New type of liquid membrane oscillator had been designed with anionic surfactant sodium tetradecane sulfate ( STS) and cationic surfactant cetyltrimethyl ammonium bromide ( CTAB) as key substances.

本文设计了一种以阴离子表面活性剂十四烷基硫酸钠（STS）与阳离子表面活性剂十六烷基三甲基溴化铵（CTAB）缔合为关键步骤的新型液膜振荡器。

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Study on Crystal Dynamic Parameter of Anhydrous Sodium Sulfate using dynamic Intermittent Method

用动态间歇法研究硫酸钠结晶动力学参数

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A preliminary study on the thermal energy storage capacity of the systems of sodium sulfate decahydrate with clay mineral

十水合硫酸钠&粘土贮热体系的初步研究

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Reactive Red 120 had very high aggregation degree and multiform aggregates in concentrated sodium sulfate solution.

活性红120聚集程度很大，在高浓度中性盐溶液中存在多种聚集体的平衡；

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Effects of alkali, dyeing temperature, amount of sodium sulfate and sodium chloride, dye compatibility and leveler are discussed, matters needing attention are put forward.

并就工艺中碱剂、染色温度、元明粉和食盐用量、拼色配伍性、匀染剂等影响因素及注意事项进行了探讨；

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This article described the crystal model of anhydrous sodium sulfate in DTB crystallizer.

论述了用DTB型结晶器结晶硫酸钠结晶模型.

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The caking reasons of sodium sulfate are analysed and the ways for preventing from are given.

通过分析元明粉结块的内、外因,提出了防止元明粉结块的基本方法.

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Besides, since the determination of phthalate and adipate esters may involve some kind of interference during the experiment, which might be caused by the solvent, glass wool, sodium sulfate and solid-phase extraction cartridge.

对实验过程中污染源的分析结果表明，固相萃取小柱、无水硫酸钠、玻璃毛和溶剂都有可能造成酞酸酯分析污染。

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Native products are Sodium Sulfate, wool, tuo mao, broad beans, melon, such as flowers.

土特产品有元明粉 、 羊毛 、 驼毛 、 蚕豆 、 花海瓜等.

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The process also produces lots of chromium oxide and sodium sulfate, consequently reduce the process cost.

该工艺同时副产大量三氧化二铬和硫酸钠，降低了2-吡啶甲酸铬的生产成本。

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It is suggested that amino sulfonic acid, strongly acidic cationic exchange resin, sodium sulfate monohydrate, solid super acid, heteropolyacid and Vitamin C are valuable catalysts in practice for synthesizing p-hydroxyl butyl benzoate.

认为氨基磺酸、强酸性阳离子交换树脂、一水硫酸氢钠、固体超强酸、杂多酸和维生素C是在合成对羟基甲酸丁酯中具有实用价值的催化剂。

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Observation on the protective effect of sodium selenite on the cultural rat chondrocytes exposing to thallium sulfate

硒对铊致培养大鼠软骨细胞损伤的保护作用观察

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Effect of Sodium Prasterone Sulfate on cervical ripening in term pregnancy ( report of 60 cases)

硫酸普拉酮钠用于足月妊娠促宫颈成熟的临床观察（附60例报告）

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Sodium, sulfate, magnesium, calcium, carbonate, bicarbonate, chloride, and boron should be determined in a water anylasis.

水质分析要测定钠 、 硫 、 镁 、 钙 、 碳酸盐 、 重碳酸盐 、 氯和硼的含量.

词典精选例句

Mechanism of concrete destruction under sodium sulfate and magnesium sulfate solution

硫酸钠和硫酸镁溶液中混凝土腐蚀破坏的机理

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