Prussian blue
= Prussian blue
{c}
An iron hexacyanoferrate material, often hydrated and nonstoichiometric; $\mathrm{Fe_4[Fe(CN)_6]_3}$ is an idealized composition used to explain a historical <cyanide> recognition test.
= Prussian blue
{c}
An iron hexacyanoferrate material, often hydrated and nonstoichiometric; $\mathrm{Fe_4[Fe(CN)_6]_3}$ is an idealized composition used to explain a historical <cyanide> recognition test.