Ammonia solution, 2.5 l, glass

Ammonium hydroxide solution, Salmiac solution
Empirical formula NH+ H2O
Molar mass (M) 17,03 + aq g/mol
Density (D) 0,91 g/cm³
Boiling point (bp) 38 °C
Melting point (mp) -55 °C
ADR 8 III
WGK 2
CAS No. [1336-21-6]
EG-Nr. 215-647-6
UN-Nr. 2672

Description

Tollens’ test or silver-mirror test:

Some ammoniacal silver nitrate solution is added to an aqueous test solution, which is then heated for several minutes. If reducing substances are present, elemental silver deposits on the glass wall, resulting in the mirror effect.

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