HP 728 Ink Cartridges
| Code | Products |
| F9J61A | HP 728 40-ml Yellow DesignJet Ink Cartridge |
| F9J62A | HP 728 40-ml Magenta DesignJet Ink Cartridge |
| F9J63A | HP 728 40-ml Cyan DesignJet Ink Cartridge |
| F9J64A | HP 728 69-ml Matte Black DesignJet Ink Cartridge |
| F9J65A | HP 728 130-ml Yellow DesignJet Ink Cartridge |
| F9J66A | HP 728 130-ml Magenta DesignJet Ink Cartridge |
| F9J67A | HP 728 130-ml Cyan DesignJet Ink Cartridge |
| F9J68A | HP 728 300-ml Matte Black DesignJet Ink Cartridge |
| F9K15A | HP 728 300-ml Yellow DesignJet Ink Cartridge |
| F9K16A | HP 728 300-ml Magenta DesignJet Ink Cartridge |
| F9K17A | HP 728 300-ml Cyan DesignJet Ink Cartridge |