photocopying paper a4 size (21 x 29.7 cm) (2.49 kg per ream of 500 sheets) gsm-80 brightness (minimum)-90 cobb (one minute)-30(maximum)stiffness (min)-cd-1.0, md-2.0 tear index (min.)-4.5 tensile index (min)-cd-25, md-40 govt.of kerala should be printed on the flat top of each ream packet. each letter should have 10-20 mm height. stickers, seal etc. will not be allowed. (gsm:+/- 2.5 variation allowed)
