HP 134A Black Original LaserJet Toner Cartridge, W1340A - $50.99
HP 18A Black Original LaserJet Toner Cartridge - Placewell Retail
Remanufactured Toner Cartridge HP49A Replacement for HP Q5949A Used for HP 1160 1320 1320n 1320nw 1320t 1320tn 3390 3392 Series Black 2,500
Hewlett Packard's long path towards a closed loop recycling system | Resource efficiency | The Guardian
Amazon.com: HP 414A Yellow Toner Cartridge | Works with HP Color LaserJet Enterprise M455dn, MFP M480f; HP Color LaserJet Pro M454 Series, HP Color LaserJet Pro MFP M479 Series | W2022A :