Specification: 297±3mm*210±2mm
Thickness: 0.75±0.07mm
Basis weight: 120±10g/m²
Porosity: 18-24 S/100ml/0.1sq.in
Tensile strength: Minimum 6.0 (in the longitudinal direction) N/15mm
Appearance: White, uniformly consistent, surface free of stains, imprints, black spots, yellowing, etc.