A3 & a4 80gsm paper bunddel coasts 150 rupees in indian currency 3$ Sheet size: 210mm x 297mm International size a4 quality: virgin wood pulp Whiteness = 102-104% Natural white capability: high speed copying 100ppm, 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.