1841 Brande Chem. 1089Palladio-bichloride of Potassium. 
Ibid. ,Palladio-protochloride of potassium. 
Ibid. 1090Prismatic crystals of palladio-cyanuret of potassium. 
1866–77 Watts Dict. Chem. IV. 330Chloride of palladio-phenyl⁓ammonium. 
palladio-
Prefix
- chemistry palladium