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单词 reinecke salt
释义 reinecke salt
noun
Usage: usually capitalized R
Etymology: after A. Reinecke, 19th century German chemist
: a red crystalline coordination complex NH4[Cr(NH3)2(SCN)4].H2O that is formed by adding ammonium dichromate to hot ammonium thiocyanate and that with heavy-metal ions and with organic bases, alkaloids, and basic antibiotics gives precipitates useful in separations and characterizations
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更新时间:2024/11/14 16:47:56