查询词典 sulfate

In this paper, the glycoprotein of dried octopus were extracted with 3 concentrations of NaCl solution and fractionated with 3 concentrations of ammonium sulfate solution. The chemical and electrophoresis property of the fractions were studied.

采用3种浓度的NaCl溶液提取章鱼干中的糖蛋白，并用3种浓度的硫酸铵盐进行分级分离，对分级的级分的化学性质和电泳性质进行了初步探讨。

Acrylic acid, starch and SPS were used as raw materials of solution polymerization to synthesize starch-g-acrylic acid superabsorbents interpenetrated with sodium PVA sulfate.

采用浓硫酸磺化法制备了聚乙烯醇硫酸钠；以丙烯酸、淀粉和SPS为原料采用水溶液聚合法合成了淀粉接枝丙烯酸－聚乙烯醇硫酸钠互穿网络高吸水性树脂。

Bull; IF IT IS IONIZED, THE SAME BA AS INORGANIC SULFATE.

如果是离子形式，就与硫酸盐没什么两样。

The electrochemical behavior of three kinds of Schiff base brighteners (DL01, DL02, DL03) and CoSO4 in sulfate laths for electroplating of bright tin and tin-cobalt alloy coatings was investigated using linear potential sweep.

为了研究3种希夫碱光亮剂(DL01、DL02、DL03)及CoSO4在电镀时的电化学行为，采用线性电位扫描法测定了含新型添加剂的硫酸光亮镀锡、锡钴合金镀液的极化曲线。

Acidic aqueous ferric sulfate was abstained by heating maturating, dissolving and filtration process of mixture of pyrite cinders and sulfur acid.

摘 要：硫铁矿烧渣是硫酸制备过程中产生的固体废弃物。将硫铁矿烧渣与硫酸混合后，经过熟化、水溶、过滤得到酸性硫酸铁溶液。

Because of its nonpoisonous, DMC can substitute phosgene , dimethyl sulfate or methylating used as methyl pharmaceutical to improve the security of production and reduce the environmental pollution; As the solvent, DMC can substitute fluorine lyons , methyl chloroform , trichloroethylene , benzene , dimethylbenzene, etc.. And it can be used as the paint dope, clean solvent. As gasoline additive, DMC can raise hard octane value and oxygen content and improve its antiknock possibility.

由于DMC无毒，可替代剧毒的光气、硫酸二甲酯等作为甲基化剂或羰基化剂使用，提高生产操作的安全性，降低环境污染；作为溶剂，DMC可替代氟里昂、三氯乙烷、三氯乙烯、苯、二甲苯等用于油漆涂料、清洁溶剂等；作为汽油添加剂，DMC可提高其辛烷值和含氧量，进而提高其抗爆性。

Guanosine overproducing mutant was derived from Bacillus subtilis T1001 by using ultraviolet and diethyl sulfate. The mutant was selected directionally and step wisely on the agar plates containing methionine sulfoxide and 8 azaguanine(8 AG).

以枯草芽孢杆菌T1 0 0 1为出发菌株，经紫外线、硫酸二乙酯逐级诱变处理，选育出腺嘌呤缺陷型菌株，然后经蛋氨酸亚砜、8 氮鸟嘌呤( 8 AG)结构类似物平板定向筛选，获得鸟苷高产菌株TA2 0 8。

Protamine sulfate inhibits mitogenic activities of the extracellular matrix and fibroblast growth factor, but potentiates that of epidermal growth factor.

致谢 感谢上海医科大学放射医学研究所的盛民立教授与姜雅梅老师提供牛主动脉弓内皮细胞。

While redissolved in water at 20℃, the specific rotation of glucosamine sulfate decreased with the time from 92.1° to about 56.7° and was, however, stable after 1.5 h at 56.7°.

将氨基葡萄糖硫酸盐产物的晶体重新溶解于20℃水中时，它的比旋光度随时间的延长而下降，1.5h后趋于稳定，从92.1°降低至56.7°。

Calcium sulfate cement in experiment group was resorbed completely at 9 weeks with the new bone substitution while fibrous tissue occupied the space of defect in the control group.

结果 骨组织形态学计量数据表明，3、6、9周时，实验组骨缺损中的新骨形成数据，包括类骨质表面、骨缺损中新骨体积均明显多于对照组。6、9周时，实验组骨矿化沉积率显著高于对照组。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。