Definition of potassium dichromate
: a soluble salt K2Cr2O7 forming large orange-red crystals used especially in dyeing, in photography, and as an oxidizing agent
First Known Use of potassium dichromate
Medical Definition of potassium dichromate
: a soluble salt K2Cr2O7 forming large orange-red crystals that is used as an oxidizing agent and in the Golgi method of staining nerve tissue—called also potassium bichromate
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