When it comes to printing, it’s important to use an ink that won’t let you down. The BrotherĀ® TN540/TN570 Toner Cartridge, Black, Select Type provides clean and dark printed text for up to 6,700 pages. For Brother printers, it is ideal to use Brother ink cartridges so you can be sure that the quality of the ink is as good as the quality of the printer. In addition, by using a Brother toner cartridge with your Brother printer you can be sure that each page prints accurately without any confusion from the printer itself. The Brother TN540 toner cartridge provides the dark black required for professional quality printing. Can I Refill the Brother TN540/TN570 Toner Cartridge, Black? No. This is a single use Brother toner cartridge. You will need to purchase more Brother printer cartridges in order to replace the Brother TN540 ink after it runs out. Which Brother Printer Series Is Compatible with the Brother TN540/TN570 Toner Cartridge, Black? This Brother toner cartridge is compatible with the Brother 5100 Series printers. Can I Use This Brother TN540 Toner Cartridge with Another Brother Printer? Yes. The Brother TN540/TN570 Toner Cartridge, Black is also compatible with the Brother DCP-8045D printer. Is This Ink Acceptable for Legal Documents? Yes. The blank ink that comes in this Brother toner cartridge looks no different than other black ink used for particularly important documents such as legal documents. Furthermore, the ink will also print well on high-quality paper including cardstock and other papers that have a softer finish than some of the more economical types of printer paper. How Do I Properly Dispose of My Brother Toner Cartridge? In order to be good to the environment, it is important to dispose of your printer toner cartridges appropriately. Toner cartridges do not go in the trash bin. If you are disposing of your Brother ink cartridges from a house in an urban area, you should put the empty cartridge in the recycle bin. If you are disposing of your Brother ink cartridges from a school or office building, you should be able to locate a facility that accepts printer cartridges.