查询词典 methyl orange

Under the visible light catalysis, along with hard content's increase, the methyl orange degeneration rate increases gradually, when TiO2/the Fe2O3 compound proportion is 20:2, has the anatase structure catalysis effect to be best, the degeneration rate achieves 87.2%, but when the compound proportion surpasses 20:2, the degeneration rate drops.

在可见光的催化下，随着铁含量的增加，甲基橙的降解率逐渐增加，TiO2/ Fe2O3复合比例为20：2时，具有锐钛矿型的结构催化效果最佳，降解率达到87.2%，而当复合比例超过20：2时，降解率有所下降。

PMN has a function of oxidation and adsorption under acidic conditions, such as Gentian Purple, Methylene Blue, Conga Red, Rhodamine B and Methyl Orange. PMN can oxidize diversiform dyes (pH＜4. 5). The increasing of concentration on Mn and wastewater UV-Vis spectra after contact can prove it.

PMN在酸性条件下（pH＜4.5）可氧化多种染料，如龙胆紫、亚甲基蓝、刚果红、罗丹明B和甲基橙等，通过测定体系Mn的生成量和模拟废水脱色后的紫外可见吸收曲线可有力证明上述观点。

For instance, under the dosage of 2g/L and initial concentration of 100 mg/L, the decolor rate of methyl orange with natural bentonite and XB are 17.75% and 91.84%, respectively.

吸附剂用量为2g/L时，对100mg/L的甲基橙溶液，原土和XB的脱色率分别为17.75%和91.84%。

The photocatalytic properties of these samples were detected by decoloration rate of methyl orange solution and COD.

通过测试甲基橙溶液的脱色率和COD去除率对复合光催化剂的光催化活性进行了评价。

When the initial concentration of methyl orange is 50mg/L, both the decoloration and degradation is as high as 97%.

在选定的微生物培养条件下，当甲基橙起始浓度为50 mg/L时，其脱色率及COD去除率都可达到97%以上。

The effect of the hydrosol on the photocatalytic degradation rate of methyl orange dye under sunlight was investigated,and the degradation rate was high.

于低温条件下(70℃)制备了纳米TiO2溶胶，研究了在日光照射下，纳米TiO2溶胶对甲基橙降解率的影响条件。

In the medium of H_2SO_4 and catalyzed by potassium bromide, iodate can oxidize and decolorize methyl orange very well.

基于硫酸介质中，碘酸根在溴化钾的催化作用下对甲基橙有较好的氧化褪色作用。

The photocatalytic degradation property of ZnM2O4 (M=Cr, Mn, Fe) nanoparticles was investigated by using methyl orange, acid red B and reactive red K-2G as model pollutants under the irradiation of a mercury-vapor lamp (λ＞400 nm) or sunlight. The degradation rates of the above three dyes by ZnM2O4(M=Cr, Mn, Fe) are over 80％, 57％ and 39％, respectively within 2 h. It is found that ZnM2O4 (M=Cr, Mn, Fe)has a novel photocatalytic behavior for dyes under visible light irradiation.

在高压汞灯(λ＞400 nm)和太阳光照射下，纳米ZnM2O4粉体对甲基橙、酸性红B、活性艳红K-2G等有机模拟降解液的2h脱色降解率分别达到80﹪，57﹪和39﹪以上，表明锌尖晶石ZnM2O4光催化剂具有良好的可见光催化活性，并随禁带宽度Eg的减小，催化活性增加。

Another example is methyl orange, which is red in acids and yellow in alkali solutions.

另一个例子是甲基橙，它在酸性溶液中为红色而在碱性溶液中为黄色。

As a model reaction, the photocatalytic degradation of methyl orange was investigated.

以甲基橙为光催化反应模型化合物，考察了光催化剂的活性。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。