super white 100%wood pulpA4 brightness 92%-110%.whiteness 150-160%70/75/80GSMA4/A3/letter size/legal sizeWe are able to supply large quantity and best quality  copy paper.  For 70gsm, A3, A4, B4, B5, 8.5X11", 16K, 8K are available; For 80gsm, A3, A4, B4, B5, 8.5X11", 8.5X13", 8.5X14", 11X17" are available, and guess what, 75gsm are aslo under production, there are A4, 8.5X11", 8.5X13", 8.5X14", and 11X17". We have 92 to 106 brightness. good quality. Wood pulp A4 paper  Item   copy paperMaterial   100% virgin wood pulpSize   A4, A3, 8.5x11,8.5x14Base Weight   80gsm, 75gsm, 70gsmWhiteness   102%-104% 110%Packing   500 sheets per ream, 5 reams per carton(box)Load Qty(20ft)   GSM   A4   A3      8.5x11   8.5x1480gsm   7800 reams   4000 reams   8200 reams   6300 reams75gsm   8000 reams   4100 reams   8500 reams   6500 reams70gsm   8200 reams   4200 reams   8800 reams   6700 reamsKey performance   No jam in tocopy machineNo double feedStay flat after copyingLeave no dust in the copy-machineNice appearance-white and cleanNice touch-smooth and bulkyNo see through-print both sidesBeen developed for: tocopy Machines, Laser Printers, Ink-jet Printers, Fax Machines