offset printing paper Basis weight of offset paper: 70-180g/m2 Brightness of offset paper:93-95% we passed:ISO9001;ISO14001 The detailed information of productsThe main products are 100% woodfree offset uncoated printing paper with 70 g/m2 80 g/m2, 90 g/m2, 100 g/m2, 120 g/m2, 140 g/m2, 150 g/m2, 160 g/m2, 180 g/m2.They can be used in prinitng,notebook-making,envelope,CDpaperpocket,catalogue- ...