查询词典 resorcinol

After 48h exposure, The GST activities were all inhibited under the exposure of phenol and pyrocatechol, but the GST activities were induced at first and then inhibited under the exposure of resorcinol.

处理48h后，体内GST活力随苯酚和邻苯二酚浓度的升高逐渐降低，而间苯二酚对GST活力的影响与处理24h后GST活力的变化趋势相似。

The linear ranges of determination for pyrogallol, phloroglucinol, pyrocatechol, resorcinol and parodioxybenzene were 1.0×10〓～2.0 ×10〓mol l〓, 1.0×10〓～1.0×10〓mol l〓, 1.0×10〓～6.0×10〓mol l〓, 1.0 ×10〓～2.0×10〓mol l〓 and 1.0×10〓～6.0×10〓mol l〓 respectively, and their detection limits were 7.2×10〓mol l〓, 6.8×10〓mol l-1, 2.1 × 10〓mol l〓, 7.1×10〓 mol l〓 and 2.2×10〓mol l〓 respectively.

该方法测定连苯三酚、间苯三酚、邻苯二酚、间苯二酚和对苯二酚的线性范围分别为1.0×10〓～2.0×10〓mol l〓，1.0×10〓～1.0×10〓 mol l〓，1.0×10〓～6.0×10〓mol l〓，1.0×10〓～2.0×10〓mol l〓和1.0×10〓～6.0×10〓mol l〓；检出限分别为7.2×10〓mol l〓、6.8×10〓 mol l〓、2.1×10〓 mol l〓、7.1×10〓mol l〓和2.2×10〓mol l〓。

The suitable synthesis conditions were defined as follows: the molar ratio of DCPP and resorcin was 2.1:1;the dosage of catalyst made by myself was 1.5% of the amount of the resorcinol;the first reaction temperature was 120～130℃,the reaction time was about 60min,the second reaction temperature was160～170℃,the reaction time was 60min,the third reaction temperature reaches to 210～220℃ for removing the unreacted phenol and superfluous DCPP.

确定了反应的最佳工艺条件：DCPP和间苯二酚的物质的量之比为2.1：1；使用自制的催化剂，用量为间苯二酚质量的1.5％；起始反应温度为120～130℃，反应时间约为1h；第二步反应温度为160～170℃，反应时间约为1h，最后把温度升到210～220℃除去残留在产品中的苯酚和过量的DCPP，产品收率约为92.0％。

This method can used to determine resorcinol in waste water with satisfactory results.

该方法应用于废水中间苯二酚含量的测定，结果满意。

Finally, the advice was given on development of domestic resorcinol.

最后对国内间苯二酚的发展提出了建议。

Recently with the need of resorcinol increasing in many industries,the need of m-DIPB is also increasing.

近年来，随着间苯二酚在许多行业中应用的增长，对间二异丙苯的需求也日益增加。

It is mainly composed or NBR, resorcinol resin and additives.

它主要是由丁腈橡胶、酚醛树脂和配合剂或助剂所构成的。

The effects of transition metal salt catalyst,reaction temperature and time on the yield of resorcinol were investigated.

考察了过渡金属盐催化剂、反应温度、时间等对间苯二酚收率的影响，结果表明在催化剂与硫酸摩尔比0.008∶2、反应温度220 ℃，反应时间9 h条件下，间苯二酚收率达到90.2%。

Our company is the production of resorcinol, p-nitrobenzoic acid, pure phenol inter-professional manufacturers.

我公司是生产间苯二酚、对硝基苯甲酸、纯间酚的专业厂家。

The main three production technologies of resorcinol were introduced, and the merit and shortage of the process were discussed respectively.

简要介绍间苯二酚的3种主要生产工艺，并分别对其优缺点进行了讨论。

On closer examination, though, this is not a vote for multilateralism but just the opposite.

仔细审视后我们发现，这并非是对多边主义投出的赞成票，而是恰好相反。

Uncovering their weak spots, so I can defeat them.

揭露出他们的弱点，这样我就可以打败他们了。