Specification

Property Grade I
Alpha cellulose content % by mass 98.5% Min.
Moisture content % by mass 7%
Ash content mineral matter content % by mass 0.12% Max.
Degree of polymerisation(DP) 900-1300
Viscosity in cps in 0.5% Cuprammonium solution by Shirley Institute Test Method. 5.7 to 11cps
Acidity/Alkalinity Nil
Iron Content ppm 15 ppm Max.
Matter soluble in 3 % boiling alkali (3% soda solubility) 2.5% Max.
Ether soluble matter (% by mass) 0.25% Max.
Hydrophility(in secs) 2 Sec Max.
Sulphuric Luminosity 400+/-50
Iso Brightness 80 Min.