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1. Dimensions: Common sizes include A4 (210 × 297 mm) and A3 (297 × 420 mm). A4 is the most widely used, suitable for office, educational, and administrative purposes.
2. Basis Weight: Typically available in 70 g, 80 g, 100 g, etc. Higher values indicate greater thickness. 80 g/m² is the standard choice, balancing print quality and cost-effectiveness for general document use.
3. Whiteness: Measured on a scale from 0 to 100, with higher values indicating greater brightness. Most commercial copy paper ranges from 90 to 100. Higher whiteness enhances print clarity and vibrancy.
4. Anti-Counterfeiting Features: With rising document fraud, premium copy paper may incorporate security elements such as watermarks or micro-patterns to deter tampering and forgery.
5. Environmental Performance: Manufacturing may involve pollutants; thus, eco-friendliness is a key consideration. Certifications such as FSC and EcoLabel indicate compliance with sustainability standards. Consumers should select certified products based on environmental priorities.
When purchasing, users should consider their specific needs, budget, and storage conditions to minimize waste and optimize resource utilization.
