An inkjet printer cartridge that has a. A security component provides security models which define security requirements for services. The second stroke adjustment unit is configured to change the position of the suspension at the second position independently from the first position. The receiving surface receives the back face of the substrate with at least one edge received by the receiving lips for positioning the substrate for ionization of the sample. The container has a perimetral wall and a bottom wall and includes elements for supporting another such container nested inside.