... cartridge Black 3. Toner load 90g 4. Printing pages 2500 page. 5. Printer suitable for Brother MFC-7220/7225N/7420/7820N, HL ... :3375 pcsa.All the toner cartridge are tested strictly by 5 pages ( Black,White,Grey,E,Ghost)b.Warranty: 1 years ... producion,all products are inspected by series procedures(print test,page yield test,lift span test and etc) 3 times 100 ...