Amazon.com: Ricoh 841578 for Black Toner Cartridge MP C3001, MP C3501 : Office Products
Ricoh 841422 Magenta Toner Cartridge for use with Aficio MP C3001 and MP C3501 Copiers; Up to 15000 standard page yield @ 5% coverage; New Genuine Original OEM Ricoh Brand, UPC 708562004015 (84-1422 841-422 8414-22)
Black Toner Cartridge Compatible with Ricoh Aficio MP C3001 (N9190)