甲基溴

The influence of surfactants CTMAB and CPC on the absorption spectra, calibration curve, and acidity of Al-CAS colouring system was studied.

对表面活性剂［十六烷基三甲基溴化铵和氯化十六烷基吡啶］在吸收光谱、工作曲线和显色酸度等方面对铝－铬天青S显色体系的影响进行了研究。

They also pointed out that farmers throughout the world were already using innovative alternatives to methyl bromide.

他们同时也指出，全世界范围内的农民们已经使用改良过的甲基溴化物了。

Instead of phasing out methyl bromide in 2001, at that time, the use must be reduced by 50 percent of the 1991 level.

原定最后期限是2001年，现在规定到了那时，甲基溴化物的使用量必须减少到1991的50%的水平。

A: There are two treatment options, heat treatment or fumigation with methyl bromide.

答：有两种处理选择：热处理或者甲基溴熏蒸。

In the system,cetyltrimethylammonium bromide was used as surfactant,octane was used as solvent and butanol was used as co-solvent.

在反胶束体系中采用十六烷基三甲基溴化铵作为表面活性剂，正辛烷和丁醇作为溶剂及助溶剂。

The experiment results show that the functional transformation reaction of polymers can also be conducted via phase-transfer catalysis successfully.

当以十六烷基三甲基溴化铵为催化剂且以甲苯为有机相时，反应效果最佳，反应温度为50 ℃时，反应8 h氯甲基的转化率可达到87%。

The intermixture of positive ion surfactant Cetyltrimethyl Ammonium Bromide and zwitterion surfactant N,N-C12BE was used to modify the natural zeolite. Correlative parameters of modified zeolite adsorbing Cr and phenol from wastewater were studied.

摘 要：用阳离子表面活性剂十六烷基三甲基溴化铵与两性离子表面活性剂 N，N-二甲基十二烷基甜菜碱复配的混合表面活性剂对天然沸石改性，研究了改性沸石吸附废水中 Cr 和苯酚的相关参数。

By using cetyltrimethylammonium bromide as organic treatment agent, phenylmethylsilicone/organic montmorillonite nanocomposites were prepared by in-situ intercalative polymerization.

用十六烷基三甲基溴化铵做有机化处理剂，通过原位插层聚合法制备了甲基苯基硅树脂／有机蒙脱土纳米复合材料。

The organic/inorganic nanometer composite phase change heat storage materials of the bentonite/trihydroxy methyl propane and bentonite/TMP + neopentylglycol have been prepared with exchanged reaction, and characterized by XRD and DSC.

利用十六烷基三甲基溴化铵嵌入到具有层状结构的膨润土层间，使膨润土层间得到改性；通过交换反应，使三羟甲基丙烷和新戊二醇嵌入膨润土层间而制得有机/无机纳米复合相变储能材料。

The organic/inorganic nanometer composite phase changeheat storape materials of the bentonite/trihydroxy methyl propane and bentonite/TMP+ neopentylglycolhave been prepared with exchanged reaction, and characterized by XRD and DSC.

利用十六烷基三甲基溴化铵嵌入到具有层状结构的膨润土层间，使膨润土层间得到改性；通过交换反应，使三羟甲基丙烷和新戊二醇嵌入膨润土层间而制得有机/无机纳米复合相变储能材料。

I am accused of being overreligious," she said in her quiet, frank manner,"but that does not prevent me thinking the children very cruel who obstinately commit such suicide.""

客人们在卡罗利娜·埃凯家里，举止就文雅一些，因为卡罗利娜的母亲治家很严厉。

Designed by French fashion house Herm è s, this elegant uniform was manufactured in our home, Hong Kong, and was the first without a hat.

由著名品牌 Herm è s 设计，这件高贵的制服是香港本土制造，是我们第一套不配帽子的制服。