Specifications: Sheet size:210mm x 297mm, international size a4 Quality: imported 100% virgin wood pulp Whiteness = 102-104%, natural white Capability: high speed copying100ppm, laser Capable, inkjet capable, fax capable. Thickness: 103-110 um Surface roughness ts ml/min: 75-175 Surface roughness bs ml/min: 100-200 Bending stiffness md: >110 mn Bending stiffness cd: >50 mn Cie whiteness: 148-152 Cobb test: 27-33 g/m2 27-33. 500 sheets per ream 5 reams per box 1560 boxes per 20ft container(with pallet) 1600 boxes per 20ft container( without pallet) 7800 reams total in one 20fcl( with pallet) 8000 reams total in one 20fcl( without pallet)