Brand : PaperOne size : A4, F4, A3, F11 Basis Weight(g/m2) : 70gsm, 80gsm Thickness (um) : 97 CIE Whiteness : 159 Brightness(%) : 97 Opacity (%) : 93 Surface roughness,Bentsen (ml/min) : 160 1 reams = 500 sheets 1 box = 5 reams Features and Benefits : 1. Excellent image clarity & contrast. 2. High opacity and thickness. 3. High performance for both side printing/copying. 4. Optimized smoothness on both surface. 5. Uniform toner/ink absorption to provide good print evenness. 6. Paper dimensionally stable. 7. Guaranteed for trouble-free operation. FOB Price : 70Gsm : USD 0.60 / Ream 75Gsm : USD 0.63 / Ream 80Gsm : USD 0.65 / Ream