热文观察...
  • “ninhydrin”的英英意思

    “ninhydrin”的英英意思

    单词 ninhydrin 释义 ninhydrin Chem.|nnhadrn|[prob. partially f. the chemical name, triketohydrindene, and app. first formed (as a trade name) in Ger.]A brown crystalline compound, C9H6O4, which forms coloured products with amines and is particularly used...

    2025-07-24