Reinecke's salt

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What Wikipedia says

Reinecke's salt is an inorganic compound with the formula NH4[Cr(NCS)4(NH3)2·H2O. The dark-red crystalline compound is soluble in boiling water, acetone, and ethanol. It can be classified as a metal isothiocyanate complex.

Excerpt from the Wikipedia article “Reinecke's salt”, under the CC BY-SA 4.0 license. Read the article on Wikipedia

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