Microcosmic salt Meaning, Definition & Usage
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noun a white salt present in urine and used to test for metal oxides
WordNet
Definitions
(Chem.) , a white crystalline substance obtained by mixing solutions of sodium phosphate and ammonium phosphate, and also called hydric-sodic-ammonic-phosphate. It is a powerful flux, and is used as a substitute for borax as a blowpipe reagent in testing for the metallic oxides. Originally obtained by the alchemists from human urine, and called sal microcosmicum.
Definitions
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(Chem.) . See underMicrocosmic .
