prussian blue potassium ferric hexacyano-ferrate molecular structure. used as paint pigment and as heavy metal antidote in.

antidote atomic atoms berlin blue blueprint carbon chemical chemistry colloid colloidal composition compound cyanotype drawing dye fe7cn18 ferrate ferric ferricyanide ferrocyanide flat formula hexacyano hydrogen icon ink iron line molecular molecule nitrogen paint parisian pigment potassium prussian skeletal structure