Canon Yellow Label Standard PEFC A4 White Paper Pk 5 Reams of 500 80GSMManufactured using modern filler and fibre technology, Canon Yellow Label Standard A4 paper has a smooth, uniform composition ensuring excellent print quality at all speeds. Producing high quality print in all applications, including printing, copying, inkjet and fax, this multi purpose 80gsm Yellow Label paper is whitened using an Elemental Chlorine Free bleaching process and has a whiteness of 150 CIE.