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The sample was pretreated with 30% H2O2 and 2.5 mol/L NaOH,and then digested with aqua regia to make full oxidation of sulfur in thiolated chitosan resins to sulfate.

用w(H2O2)=30%溶液和2.5 mol/L NaOH溶液预处理样品,再用王水消解,样品中硫几乎完全转化为硫酸根。

Methods Based on the sugar analysis of 10 tea polysaccharides, the mix of arabinose:galactose:glucose (1:1:0.5, mol ratio), which was the major sugar composition in tea polysaccharides, were applied to investigate the influence of sugar on the carbazole method and meta-hydroxydiphenyl method respectively.

采用气相色谱法分析了10种茶多糖样品单糖组成,考察了其主要的三种单糖组分组成的混合中性糖(1:1:0.5,摩尔比)对硫酸咔唑法、间羟联苯法两种方法测定糖醛酸含量的影响。

The largest corrected intermolecular interaction of the mixture is 24.51kJ/mol. Atomic net charges and nature bond orbit are analysed. The charge transfer between two molecules is great. The weak hydrogen bonds are formed in H…O and F…H.

原子静电荷和自然键轨道分析表明,高聚物粘结剂与硅烷偶联剂之间存在较强的电荷转移,分子间存在H…O和F…H等弱氢键作用。

Mol anlar weight is express in the same unit as atomic weight.

分子的重量和原子的重量用相同的单位表示。

Although low NaC1 concentration (0.05 mol/L) could promote the frozen seed's germination rate, germination index and vigor index, the germination of Atriplex canescens seeds could be inhibited by NaC1stress.

尽管低浓度的NaCl(0.05mol/L)处理下冷藏种子发芽率、发芽指数和活力指数均高于对照,但盐胁迫会抑制四翅滨藜种子的发芽。

The minimumboiling homogeneous azeotrope at 66.4 mol% methyl acetate and a temperature of 329 K is shown.

均相共沸物的minimumboiling摩尔在66.4 %,醋酸甲酯和温度为329 K的表现。

Methods The three-dimensional fluorescence excitation and emission spectra of the 1×10^(-4)mol/L^(-1)Pr chlorides complex with benzimidazole were measured by the Xe lamp.

在氙灯的激发下,测量了浓度为1×10^(-4)mol/L氯化苯并咪唑镨配合物水溶液的三维荧光激发和发射光谱,并讨论了该配合物的升频转换荧光现象及其机制。

Compounds with bond energy of 180 -260 kJ/mol were considered as good initiators for initiated cracking of n - heptane and nitroethane was the best in the used initiators.

从化学键能的角度筛选了引发剂,键能为180-260kJ/mol的化合物对正庚烷热裂解有较好的引发效果,其中硝基乙烷的效果最明显。

The breakdown potential kept in high level when the Cl(superscript -) concentration was not more than 0.1 mol/L, while it dropped sharply with the continuous increase of C1(superscript -) concentration.

溶液中的Cl浓度很低时(不超过0.1mol/L)点蚀电位较高,随着Cl浓度的增加,点蚀电位急剧下降。

Materials Polyvinyl alcohol (Burgoyne Burbidges Company, India; viscosity average molecular weight=1610, degree of hydrolysis=98.4±99.0 mol%, viscosity=26± 31 cps) was used.

2.1。材料(Burgoyne聚乙烯醇Burbidges公司,印度、粘度平均分子量= 1601,学位98.4±99.0水解== 26水解%,粘度± 31 cps)。

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The small blue capacitor has very high chances to go fully shorted compare to electrolytic capacitor which is very rare.

小蓝电容器具有很高的机会去充分地缩短了比较电解电容器,这是非常罕见的。

In the Italian campaigns of 1513 and 1515, when the Swiss won the victories of Novara and Marignan, he acted as army chaplain.

在意大利的运动, 1513年和1515年,当瑞士赢得了胜利,诺瓦拉和marignan ,他担任军队的牧师。

Program Director Meini Nicolai says it's a terrible development for the displaced in Darfur.

尼科莱说,对达尔富尔流离失所的人来说,这样的发展态势太糟糕了。