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单词 potassium bromide
释义

potassium bromide

英汉-汉英词典
[化]溴化钾
词组 | 习惯用语
您要查找的是不是:
    Potassium bromate 溴酸钾; 溴酸钾法; 溴酸;
    Potassium bromate solution 溴酸钾溶液
    Potassium Bromide Sat'd 溴酸钾
    Potassium bromate replacement 溴酸钾替代品
    Potassium bromate extra pure 溴酸钾
    Potassium bromide for industrial use 工业溴化钾
    Potassium Bromide Rectangular Sealed Cells 溴化钾密封池
    Potassium bromate for industrial use 工业溴酸钾
    C Potassium bromate impurity C 溴酸钾
potassium bromide [无化] 溴化钾
英语例句库
  1. Methods Infrared spectrophotometry with potassium bromide tabletting was adopted,in which the extract was carried out with the absolute alcohol as the solvent.
    方法以无水乙醇为溶剂进行提取,采用红外分光光度法(溴化钾压片)进行定性鉴别。

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原声例句
TED-Ed(视频版)

Physicians like Sir Charles Locock hypothesized that sedative drugs might calm overactive brain activity, a theory he confirmed by treating seizures with a medication called potassium bromide.

像查尔斯·洛克克爵士这样的医生假设镇静药物可能会平息过度活跃的大脑活动,他通过使用一种叫做溴化钾的药物治疗癫痫发作证实了这一理论。

中文百科

溴化钾

A bottle of PRN Pharmaceutical Company (Pensacola, FL) K•BroVet veterinary pharmaceutical potassium bromide oral solution (250 mg/mL). The product is intended to be used in dogs, primarily as an antiepileptic (to stop seizures). The pink color of the solution is artificial; pure potassium bromide solutions are colorless

溴化钾,分子式:KBr。它是一种白色稍具潮解性的晶体或粉末。易溶于水,在乙醇中微溶。可以用作神经镇静剂。

标准状态下,溴化钾是一种白色结晶粉末。易溶于水。在稀溶液中,溴化钾显甜味,稍浓则显苦味,极浓时显咸味(主要是因为钾离子的存在;溴化钠在任何浓度下皆显咸味)。浓溴化钾溶液强烈刺激胃粘膜,引起恶心、呕吐(这也是任何可溶性钾盐的性质)。

溴化钾是典型的离子化合物,溶于水后完全电离并呈中性。常用来提供溴离子——如下重要反应可生成用于照相术的溴化银:

水溶液中的溴离子Br可与部分金属卤化物生成配合物,如:

传统制法为铁溴法:先用过量溴单质与铁屑在水中作用生成十六水合八溴化三铁(Fe3Br8·16H2O),再同沸热的碳酸钾溶液作用,滤去四氧化三铁沉淀后浓缩结晶即得:

英语百科

Potassium bromide 溴化钾

A bottle of PRN Pharmaceutical Company (Pensacola, FL) K•BroVet veterinary pharmaceutical potassium bromide oral solution (250 mg/mL). The product is intended to be used in dogs, primarily as an antiepileptic (to stop seizures). The pink color of the solution is artificial; pure potassium bromide solutions are colorless

Potassium bromide (KBr) is a salt, widely used as an anticonvulsant and a sedative in the late 19th and early 20th centuries, with over-the-counter use extending to 1975 in the US. Its action is due to the bromide ion (sodium bromide is equally effective). Potassium bromide is used as a veterinary drug, as an antiepileptic medication for dogs.

近义、反义、联想词
近义词
n.
salt, restrainer

英英词典
potassium bromide n.
  1. a white crystalline salt (KBr) used as a sedative and in photography
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更新时间:2025/6/20 12:56:41