V2EX thiosulfate

THIOSULFATE

Definition|释义

硫代硫酸盐:指含有硫代硫酸根离子 SO 的盐或相关化合物。常见如硫代硫酸钠,用于摄影定影、去氯处理,以及在医学上作为某些中毒(如氰化物中毒)的辅助解毒剂。

Pronunciation|发音

/θaoslfet/

Examples|例句

Add thiosulfate to remove chlorine from the water.
加入硫代硫酸盐可以去除水中的氯。

In photographic processing, thiosulfate acts as a fixer by dissolving unreacted silver halides, improving image stability.
在摄影冲洗中,硫代硫酸盐作为定影剂,通过溶解未反应的卤化银来提高影像的稳定性。

Etymology|词源

thio- 表示“硫(取代氧)”,源自希腊语 theion(硫);sulfate 来自 sulfur(硫)相关词根。合起来 thiosulfate 字面含义可理解为“与硫有关、类似硫酸盐但含硫取代”的化合物(即硫代硫酸盐)。

Related Words|相关词

Literary Works|文学与著作例证

  • The Merck Index(常见化学品与药物索引中收录 thiosulfate 及其盐类条目)
  • CRC Handbook of Chemistry and Physics(化学与物理常数手册中涉及硫代硫酸盐性质数据)
  • Vogel's Textbook of Quantitative Chemical Analysis(分析化学教材中讨论硫代硫酸盐在滴定等方法中的应用)
  • The Focal Encyclopedia of Photography(摄影百科中提及 thiosulfate 作为定影剂的用途)
  • Goodman & Gilman's The Pharmacological Basis of Therapeutics(药理学权威教材中涉及硫代硫酸盐在解毒相关内容中的出现)
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