Ink cartridge for use with stamp Trodat Professional Dater Professional 5207 and 5470 available in Black, Blue, Purple, Red, Green and No Inking. The ink cartridges for Trodat Printy are truly high-tech products. Both the material and the ink cartridge has been refined in research conducted for years. This is why a Trodat impression functions in the freezing cold just as well as in the rainforest. Uniform and homogeneous ink from the first print to the last impressions.