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Definition of Microcosmic salt
1. Noun. A white salt present in urine and used to test for metal oxides.
Definition of Microcosmic salt
1. Noun. (dated chemistry) A white salt, extracted from urine; once used in the preparation of phosphorus, and used in analytical tests for some metals; ammonium sodium hydrogenphosphate (NH4)NaHPO4. ¹
¹ Source: wiktionary.com
Lexicographical Neighbors of Microcosmic Salt
Literary usage of Microcosmic salt
Below you will find example usage of this term as found in modern and/or classical literature:
1. First principles of chemistry for the use of colleges and schools by Benjamin Silliman (1861)
"... which was formerly known as the essential salt of urine, or microcosmic
salt.* If the residue is evaporated to dryness and distilled at a red heat, ..."
2. A Text-book of Quantitative Chemical Analysis by Gravimetric, Electrolytic by John Charles Olsen (1916)
"microcosmic salt may be substituted for borax in this determination. ... while the
fused microcosmic salt is changed from the metaphosphate to the normal ..."
3. Mineralogy: An Introduction to the Scientific Study of Minerals by Henry Alexander Miers (1902)
"... of microcosmic salt Bead Reducing Flame. Red to yellow. Nickel. Indicates Green.
Molybdenum. Green. ..."
4. A Brief Introduction to Qualitative Analysis: For Use in Instruction in by Ludwig Medicus (1906)
"A portion of sodium ammonium phosphate (microcosmic salt) is heated in a loop of
platinum wire until it melts, and forms a bead. A very small portion of the ..."
5. A Dictionary of Chemistry by Andrew Ure (1828)
"If to a glass formed of this acid and microcosmic salt a little borax be added,
... With microcosmic salt it gives in the interior flame a fine ..."
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