SPS ML1640 / 1640 / ML-1640 Black Toner Cartridge for Samsung Printer Black Ink Toner - SPS : Flipkart.com
QuikShip Toner
Amazon.com: Toner Cartridge MLT-D108S Works for Samsung ML-1640 ML2240 ML2241 ML1641 Series Monochrome Laser Printer, Yields Up to 2,000 Pages Office Products Black : Office Products
Amazon.com: 3-Pack Compatible High Yield ML-1640, ML-2240 Printer Cartridge Replacement for Samsung MLT-D108S Toner Cartridge (Black) : Office Products
Patron Black Samsung 1640 (ML-1640 /2240 /108S) Toner Cartridge, For Laser Printer