sodium dichromate
英
美 [ˈsoʊdiəm daɪˈkroʊˌmeɪt]
网络 重铬酸钠; 求购重铬酸钠; 红矾钠; 重铬酸纳
英英释义
noun
- a red-orange salt used as a mordant
双语例句
- The process for preparating chromium trioxide from sodium dichromate by reduction of ammonium salt is simple and the product has high quality and can be up to chemical regent grade.
利用重铬酸钠铵盐还原法制备三氧化二铬，其工艺简单，产品质量高，可达化学试剂级。 - Study on the preparation of sodium dichromate by electrolytic synthesis
电解法制取红矾钠的研究 - The oxidation resistance of tinplate was improved by increasing the concentration of sodium dichromate, lowering the temperature of passivation and increasing the charge of passivation, which increased the thickness of passive film.
通过提高钝化体系的重铬酸钠的浓度、降低钝化体系温度和提高钝化的电量，增加钝化膜的厚度，提高镀锡板抗氧化的能力。 - For the synthesis ofp-nitrobenzoic acid by means of micelles catalytic oxidation, sodium dichromate is used as oxidant, and the best catalyst is found to be dodecyl dimethyl benzyl ammonium bromide.
考察了以重铬酸钠为氧化剂，胶束催化氧化合成对硝基苯甲酸的有关影响因素。 - The content of copper in iron vitriol dreg of yellow sodium is relatively high, so it interferes with the determination of iron in dreg by means of potassium dichromate method.
黄钠铁矾渣中铜的含量较高，用重铬酸钾容量法来测定其中的铁时，干扰铁的测定，需预分离才能准确测量。 - The paper discussed the possibility of using Oslo evaporator in the production of sodium dichromate.
探讨了红矾钠生产中采用奥斯陆蒸发器的可行性。 - Based on the properties, Valonia extract was used to reduce sodium dichromate for preparing a chrome-valonia tannin retanning agent in this experiment.
利用这些性质，制备铬&橡椀复鞣剂。 - The technologic process of utilizing chromic residue phosphate to produce sodium dichromate is introduced and the product technologic feasibility and marketing are discussed as well as its importance for environmental protection.
介绍了回收利用磷酸铬渣生产重铬酸钠的工艺过程，并对其生产工艺的可行性和产品销售途径及其对环境保护的重要意义进行了简明阐述。 - Determination of compound sodium lactate injection by potassium dichromate method
复方乳酸钠注射液的重铬酸钾法测定 - It is shown that calcium carbonate can be decomposed in aqueous sodium dichromate solution and transformed to calcium chromate at ambient pressure and boiling temperature.
介绍了一种制取铬酸钙的新方法，利用重铬酸钠溶液分解碳酸钙，可以得到高纯度的铬酸钙。