TradeVerify Grade : AProducts : A4 Copy Paper 80 GsmSize : 219mm X 297mmSubtance : 80 gsmBrightness : 102-104%Whiteness : CIE 167Thickness: 110 UMOpacity : 95%Moisture 3.5%-4.5%,Packing : 500 Sheets/ream, 5 Reams/BoxTotal in 20fcl : 8000 ReamsLaser? Suitable for all types of laser printers? Perfect toner transfer? High quality printing resultCopier? Trouble-free? Time-save? High quality copyFax? Suitable for all types of plain paper fax machines? Clearer printing resultLitho? High clarity of text & graphic print? Excellent run ability? Dimensionally stableMono inkjet? Sharp print quality? Uniform ink coverage? Controlled ink absorption? Quick ink drying