alizarin red

简明释义

茜红素;

英英释义

例句

1.The fabric dyed with alizarin red has a rich, deep color that lasts for years.

用茜素红染色的织物颜色丰富而深邃，能持续多年。

2.The chemist explained how alizarin red is derived from natural sources.

化学家解释了茜素红是如何从天然来源提取的。

3.She chose alizarin red as the main color for her wedding decorations.

她选择茜素红作为婚礼装饰的主色调。

4.The artist used alizarin red to create a vibrant sunset in her painting.

艺术家使用茜素红在她的画作中创造了一个生动的日落。

5.In the laboratory, we tested the dye's stability by mixing it with alizarin red.

在实验室，我们通过将染料与茜素红混合来测试其稳定性。

作文

Alizarin red is a synthetic dye that has been used for centuries in various applications, particularly in the fields of art and science. This vibrant red pigment, derived from the madder plant, has a rich history that dates back to ancient civilizations. In modern times, alizarin red has become a staple in the artist's palette, known for its brilliant hue and versatility. Artists appreciate its ability to produce a wide range of shades when mixed with other colors, making it an essential tool for painters. The dye is not only valued for its aesthetic qualities but also for its chemical properties, which have led to its use in scientific research and industrial applications.The significance of alizarin red extends beyond its visual appeal. In the realm of chemistry, this dye is often utilized as a pH indicator due to its ability to change color depending on the acidity or alkalinity of a solution. When the pH level shifts, alizarin red transitions from a bright red in acidic conditions to a yellow hue in alkaline environments. This property makes it invaluable in laboratories where precise measurements of pH are crucial. Scientists rely on the clear and distinct color changes of alizarin red to draw conclusions about the chemical composition of various substances.Moreover, alizarin red has found its place in the world of textile dyeing. Its vibrant color is highly sought after in the fashion industry, where designers aim to create eye-catching garments. The dye's ability to adhere to fabrics and maintain its brilliance over time makes it a popular choice among manufacturers. However, the production of alizarin red has also raised environmental concerns, as the synthetic processes involved can lead to pollution if not managed properly. As a result, there has been a growing interest in developing more sustainable methods of producing this dye without compromising its quality.In addition to its artistic and scientific uses, alizarin red has historical significance. It was one of the first synthetic dyes created in the 19th century, revolutionizing the way colors were produced and applied. Before its invention, artists and craftsmen relied on natural sources for pigments, which were often limited in availability and consistency. The introduction of alizarin red marked a turning point in the history of color, allowing for greater experimentation and creativity in various fields.In conclusion, alizarin red is much more than just a color; it represents a blend of art, science, and history. Its vibrant hue continues to inspire artists, while its chemical properties serve essential functions in laboratories. As we move towards a more sustainable future, the challenge will be to balance the demand for alizarin red with environmentally friendly practices. Understanding the multifaceted nature of this dye allows us to appreciate its role in our lives, from the canvas to the laboratory and beyond.

茜素红是一种合成染料，几个世纪以来在各个领域都有应用，特别是在艺术和科学领域。这种鲜艳的红色颜料源于茜草植物，拥有悠久的历史，可以追溯到古代文明。在现代，茜素红已成为艺术家调色板上的主打色，以其璀璨的色调和多功能性而闻名。艺术家们欣赏它与其他颜色混合时能够产生广泛的色调，使其成为画家的重要工具。该染料不仅因其美学特性而受到重视，还因其化学性质而被广泛应用于科学研究和工业应用。茜素红的重要性超出了其视觉吸引力。在化学领域，这种染料常被用作pH指示剂，因为它能够根据溶液的酸碱度变化而改变颜色。当pH值发生变化时，茜素红在酸性条件下呈现鲜红色，而在碱性环境中则转变为黄色。这一特性使其在实验室中变得不可或缺，科学家依赖茜素红的清晰而明显的颜色变化来得出关于各种物质化学成分的结论。此外，茜素红还在纺织染色领域占有一席之地。其鲜艳的色彩在时尚行业中备受追捧，设计师们希望创造出引人注目的服装。该染料附着于面料并保持其光泽的能力，使其成为制造商的热门选择。然而，茜素红的生产也引发了环境担忧，因为涉及的合成过程如果管理不当可能导致污染。因此，越来越多的人对开发更可持续的方法以生产这种染料而不影响其质量产生了兴趣。除了艺术和科学用途外，茜素红还具有历史意义。它是19世纪创造的第一批合成染料之一，彻底改变了颜色的生产和应用方式。在其发明之前，艺术家和工匠依赖自然资源获取颜料，这些颜料往往在可用性和一致性上受到限制。茜素红的引入标志着颜色历史的一个转折点，使各种领域的实验和创造力得以更大程度地发挥。总之，茜素红不仅仅是一种颜色；它代表了艺术、科学和历史的结合。其鲜艳的色调继续激励着艺术家，而其化学特性在实验室中发挥着基本作用。随着我们向更可持续的未来迈进，挑战将是平衡对茜素红的需求与环保实践之间的关系。理解这种染料的多方面特性使我们能够欣赏它在我们生活中的角色，从画布到实验室及更远的地方。