... ,3 time test 3.Competitive price Compatible HP Toner CE278ASpecification: 1.Product no. CE278A compatible toner cartridge 2.Color of the ... producion,each products are inspected by series procedures(print test,page yield test,lift span test and etc) .Test strictly ... enquires must be responsed within 24 hours! All Brand New Compatible Toner Cartridge for HP, Samsung, LEXMARK, brother, Canon, etc. ...