Specifications?Item?Copy PaperMaterial?100% virgin pulpSize?A4,Base Weight?80gsm, 75gsm, 70gsmWhiteness?96%-98%, 98-100%, 102-104%Packing:500 sheets per ream, 5 or 10 reams per carton(box)Features and benefits: ?Pure wooden pulp neutral paper?Not easy to yellow or become fragile?Easy to store all kinds of files for long time?Superb high white?Outstanding printing effect?Suitable for important files and documents?High image contrast, clarity and sharpness?Without paper jam or double feeding Specifications:1 Basic Weight: 70 gsm 80 gsm2 Thickness: ?93um3 Bulk: ?1.3 cubic cm/g4 Bending stiffness: ?75mN(MD) ?32mN(CD)5 Hue: L?91%; a:3.5~4.5 b:-17.o~18.56 Opacity: ?90%7 Cobb Test: 20.0~35.0 gsm8 Sizing: ?1.0mm9 Breaking Length : ?3.2 Km(MD)10 Printing Surface Strength: ?2.50 m/s11 Ash Content 575�: 15~20%Our products as best--seller are exported to many countries : Australia American England Russia Canada Italy ,etc. We have bulid long business relationship with these foreign friends! So please beleive the quality and markrt benefits!We hope there will be an oppertunity to cooperate will each other!Looking forward your good news!You are welcomeBest regard