... 4.Brightness: 93-100% 5.100% Wood Pulp. We have 2 kinds of grades as follows: GRADE A):1.brightness:100 ... %,VIRGIN WOODPULP:100%.2.grammage:55gsm,60gsm,70gms,80gms,100gms,120gsm,150gsm3.sizes:sheets ... resistant kraft papar ,700kgs/pallet. GRADE B):1.brightness:94-96%.2.grammage:55gsm,60gsm,70gms,80gms,100gms,120gsm,150gsm3.sizes:sheets ...