supply of computer stationery size: 10 inch x 12 inch x 2 part 60gsm , computer stationery size: 10 inch x 12 inch x 2 part 60gsm. specifications - paper- as per isno.12766/1997. carbon paper quality -base paper shall be of type a to is - 9055/79 [reaffirmed 2003] with amdt.no.1. the base paper shall be coated on the side with suitable carbon ink necessary to give the required manifoldcharacteristics. the coating shall be smooth, uniform and free from smud giness and tendency to separate as flakeswhen used.mass coating shall be 6 plus/- 1 gm/m2. manifold characteristics [minimum no. of legible carbon copies] 3.perforation: sprocket/round holes on both sid es and free from chips. accepted make/brand- self [ warranty period: 30 months after the date of d elivery ] ]