... weight:70gsm,75gsm,80gsm Whiteness:94%-96% 98%-100% 102%-104% Mater:100% wood pulp Itemcopy paperMaterial100% wood pulpSizeA4 ... 7*42cmBase Weight80gsm, 75gsm, 70gsmWhiteness94-96%, 98-100%, 102-104%Packing500 sheets per ream, 5 reams per carton(box ... Qty(20ft)GSMA4A380gsm7800 reams3900 reams75gsm8000 reams4000 reams70gsm8200 reams4100 reams 100-102% brightness copier paper,98-100% brightness paper,94- ...