... Toner Cartridge Quality ControlAll the toner cartridge with ISO9001 and 14001 certification.All the toner cartridge is double inspected before shipment.Warranty time of toner cartridge:all the toner cartridge ... /C4200(K, C, M, Y)For Xerox:Use for Xerox 6100(K, M, C, Y)Use for Xerox 6110(K, M, C, Y ... )Use for Xerox 6115/6116/6120 (K, M, C, Y ...