Inhibition Effect of Natural Pozzolan and Zinc Phosphate Baths on Reinforcing Steel Corrosion

Table 1

Chemical composition of the prepared zinc phosphating baths.

Bath type	Designation	Concentration (Mole/l)
				Zn^2+	Ni^2+	Cu^2+	Mn^2+
Mono-cation bath (conventional)	ZnP	0.34	0.14	0.17	0	0	0
Bi-cation baths	ZnP-Ni	0.34	0.14	0.17	0.017
	ZnP-Cu	0.34	0.14	0.17		0.017
	ZnP-Mn	0.34	0.14	0.17			0.017