A. SMITS and C. A. LOBRY DE BRUYN: "Activation curves of iron". 



Activatinn curves of iron after anodic polarisation in FeS04 (0.4'?3 gr. mol. p. L.) 



„ „ „ „ „ „ vvithout FeClj 



„ „ „ „ „ + 0.00024 gr. mol. „ 



.. „ „ „ „ + 0.00036 „ „ 



„ „ „ „ „ +0.00048 „ 



The potential is indicated on thej'-axis in Volt, vifith respect to the potential of 

 active iron in the same solution. The time is indicated on the x-axis in minutes. 



