sodium nitrate

简明释义

硝酸钠

英英释义

例句

1.In laboratory settings, sodium nitrate is often used in experiments involving chemical reactions and analysis.

在实验室环境中，sodium nitrate（硝酸钠）常用于涉及化学反应和分析的实验中。

2.The food industry often uses sodium nitrate as a preservative in processed meats to prevent bacterial growth.

食品工业常常使用sodium nitrate（硝酸钠）作为加工肉类的防腐剂，以防止细菌生长。

3.When heated, sodium nitrate can decompose to release oxygen, making it useful in rocket propellants.

当加热时，sodium nitrate（硝酸钠）可以分解释放氧气，使其在火箭推进剂中非常有用。

4.Some people use sodium nitrate in homemade explosives, which is illegal and highly dangerous.

一些人将sodium nitrate（硝酸钠）用于自制炸药，这既非法又极其危险。

5.In agriculture, sodium nitrate is commonly used as a fertilizer to provide essential nitrogen to crops.

在农业中，sodium nitrate（硝酸钠）通常用作肥料，为作物提供必需的氮。

作文

Sodium nitrate, a chemical compound represented by the formula NaNO3, is an important substance in various fields, including agriculture, food preservation, and even in the production of explosives. This compound is composed of sodium, nitrogen, and oxygen, making it a vital source of nitrogen for plants. In agricultural practices, sodium nitrate (硝酸钠) is often used as a fertilizer due to its high solubility in water, which allows for easy absorption by plant roots. The presence of nitrogen in sodium nitrate (硝酸钠) promotes healthy growth and increases crop yields, making it a popular choice among farmers worldwide.In addition to its agricultural uses, sodium nitrate (硝酸钠) plays a significant role in the food industry. It is commonly used as a preservative in cured meats, such as bacon and ham, to prevent the growth of harmful bacteria and to maintain the pink color of the meat. The use of sodium nitrate (硝酸钠) in food preservation has been a topic of debate due to potential health risks associated with its consumption. However, when used within regulated limits, it is considered safe for human consumption.Another notable application of sodium nitrate (硝酸钠) is in the manufacturing of explosives. When combined with other substances, sodium nitrate (硝酸钠) can serve as an oxidizing agent, facilitating the combustion of fuel in explosive materials. This property makes it valuable in industries that require controlled explosions, such as mining and construction.Furthermore, sodium nitrate (硝酸钠) is also utilized in the production of glass and ceramics. Its ability to lower the melting point of silica makes it an essential ingredient in these manufacturing processes. By incorporating sodium nitrate (硝酸钠) into glass production, manufacturers can create products with improved clarity and durability.Despite its many benefits, the use of sodium nitrate (硝酸钠) raises environmental concerns. The runoff from agricultural fields treated with sodium nitrate (硝酸钠) can lead to water pollution, causing eutrophication in nearby bodies of water. This process depletes oxygen levels, harming aquatic life and disrupting ecosystems. Therefore, it is crucial for farmers to apply sodium nitrate (硝酸钠) responsibly and in moderation to minimize environmental impact.In conclusion, sodium nitrate (硝酸钠) is a versatile chemical compound with numerous applications across different industries. Its effectiveness as a fertilizer, food preservative, and component in explosives highlights its significance in modern society. However, the potential environmental impacts associated with its use necessitate careful management and regulation. As we continue to explore the benefits and challenges of sodium nitrate (硝酸钠), it is essential to strike a balance between utilizing its advantages and protecting our environment for future generations.