• Keep printing costs low while maintaining productivity. HP Color LaserJet print cartridges deliver consistent, uninterrupted printing. Because cartridges are designed for exceptional reliability, you avoid wasted supplies and expensive delays.
• Produce standout business documents and marketing materials, using Original HP print cartridges with HP ColorSphere technology. Get consistent, print shop-quality results on a wide range of laser papers designed for professional office printing.
• Install cartridges quickly and easily—plus, intelligence built into Original HP print cartridges makes usage tracking and reordering simple. Enjoy easy recycling—cartridges returned via HP Planet Partners are recycled responsibly.[1]


Overview & Specifications - HP Color LaserJet CF031A Cyan Toner Cartridge - $369.90

Overview Maintain productivity—and avoid the hassle and expense of reprints and wasted time and supplies—with cartridges designed for reliability. Produce standout business documents and presentations. Save time and money when you print marketing materials in the office. Original HP print cartridges with HP ColorSphere technology deliver print shop-quality results on a range of papers. Intelligence built into Original HP print cartridges makes monitoring usage and reordering supplies easy.
Eco Highlights

http://www.hp.com/go/ecosolutions
Printing specifications
Cartridge colors Cyan
Print technology Laser
Page yield color Average continuous composite Cyan/Yellow/Magenta Cartridge yield 12,500 standard pages. Declared yield value in accordance with ISO/IEC 19798 in continuous printing.
Page yield footnote Actual yields vary considerably based on images printed and other factors

Toner for use with 

— HP LaserJet Enterprise CM4540 Multifunction Printer
— HP LaserJet Enterprise CM4540f Multifunction Printer
— HP LaserJet Enterprise CM4540fskm Multifunction Printer