V2EX sodium sulfite

Sodium Sulfite

释义 Definition

亚硫酸钠:一种无机盐,化学式 NaSO。常用作抗氧化剂/还原剂、食品与饮料中的防腐与护色相关添加剂(用途受法规限制)、以及摄影、造纸、水处理等工业中的脱氧/除氯与稳定作用。(也存在其他更专业用途。)

发音 Pronunciation (IPA)

/sodim slfat/

例句 Examples

Sodium sulfite is used to remove oxygen from water.
亚硫酸钠常用于去除水中的氧。

In the lab, sodium sulfite acts as a reducing agent and can help prevent certain solutions from oxidizing.
在实验室里,亚硫酸钠可作还原剂,并能帮助防止某些溶液被氧化。

词源 Etymology

sodium 来自“soda(苏打)”相关的命名传统,指元素“钠”;sulfite 源自 sulfur(硫) 加上化学后缀 -ite,通常表示“含氧酸根的一种较低氧化态盐”(相对于 sulfate)。合起来 sodium sulfite 即“亚硫酸的钠盐”。

相关词 Related Words

文献与作品 Literary Works

  • The Merck Index(常见化学品与药物索引工具书中收录该物质)
  • CRC Handbook of Chemistry and Physics(化学与物理数据手册中常见相关数据与条目)
  • Ullmann’s Encyclopedia of Industrial Chemistry(工业化学百科中涉及其工业用途与工艺背景)
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