Office A4 Copy Paper

We are offering Office A4 Copy Paper. Details : Material : 100%wood pulp Size : a4, 210×297mm Weight : 80g Brightness : 98-104% Whiteness : 102-104%, natural white Capability : high speed copying100ppm, laser 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 Basic weight : 70gsm, 75gsm, 80gsm