[179] Ammonium, salzsaures, s.v.w. Salmiak (s.d.).
Brockhaus-1911: Phosphorsaures Ammonium · Ammonium [2] · Ammonium
Herder-1854: Ammonium
Lueger-1904: Ammonium
Meyers-1905: Ammonĭum [2] · Ammonĭum [1]
Pierer-1857: Ammonĭum acetĭcum · Ammonĭum