To be used in HP Cartridge:C4840A / C4841A / C4842A / C4843A / C4844A ,No. 10.C4836A / C4837A / C4838A,No.11.C4804A / C4805A / C4806A,No.12.C4911A / C4912A / C4913A,No.82.C5016A / C5017A / C5018A,No.84.C9425A / C9426A / C9427A / C9428A / C9429A,No.85.Suitable to the following printer:Designjet 500 / 800 / 500PS / 800PS seriesDesignjet 100 / 120 / 130 / 10PS / 20PS / 50PSDeskjet CP1700 Professional seriesBusiness Inkjet 2200 / 2250 / 2250TN seriesBusiness Inkjet 2230 / 2280 / 2600 / DN series Advantages: 1. No leak ink, no print spot, no block when printing.2. Refill time after time.3. Refill simply, conveniently producing area:China