We offer chamex copy paper a4. 100% wood pulp copier paper product specs: 1. Sheet size cheap white 100% wood pulp a4 bulk copy paper : 210mm x 297mm, international size a42. Quality: imported 100% virgin wood pulp3. Whiteness = 102-104% , natural white4. Capability: high speed copying100ppm, laser5. Capable, inkjet capable, fax capable.6. Thickness: 103-110 um7. Surface roughness ts ml min: 75-1758. Surface roughness bs ml min: 100-2009. Bending stiffness md: > 110 mn10. Bending stiffness cd: > 50 mn11. Cie whiteness: 148-15212. Cobb test: 27-33 g m2 27-33features