A label will generally have a specific requirements such as size, type of information, classification data and intended use of the label. Various countries have varying requirements. In the attached file, a worked example will illustrate on how to use the DGen module to create a very simple label in GHS format.
Please find link below to the GHS in Australian Code of practice for labelling hazardous chemicals for reference on requirements.
http://www.safeworkaustralia.gov.au/sites/swa/whs-information/hazardous-chemicals/labelling/pages/labelling