... one time.6. Double used,high-speed copy,laster printing,ink-paint printin etc.The best choice for the office paper ... %, 102-104%Packing500 sheets per ream, 5 reams per carton(box)Load Qty(20ft)GSMA4A3Letter sizeLegal size80gsm8000 reams4000 reams8200 reams6300 reams75gsm8200 ... through-print both sidesBeen developed for: Photocopy Machines, Laser Printers, Ink-jet Printers, Fax Machines