A4 copy paper 1.Weight of paper:80GSM 2.Brightness of paper: ... sheets per ream,5 or 10 reams per carton. A4 copy paper 1. Color:white2. Weight of paper:80GSM3. Material:100 ... image contrast,clarity and sharpness • leave no dust in the copy machine • nice touch-smooth and bulky • white and smooth, low ... laser,ink,jet printers and copiers 100% wood pulp 210x297mm copy paper