Molecular weight (í-1002) í¦500 í¦600 í¦700 í¦800 Solid content (%) í¦90 í¦90 í¦90 í¦90 Ionic degree (20%-80%) 20-45 45-55 55-60 65-80 Residual monomer (%) 0.05-0.1 0.05-0.1 0.05-0.1 0.05-0.1 Dissolution time(min) í_50 í_50 í_50 í_50 Intrinsic Viscosity (dl/g) í¦8 í¦8 í¦8 í¦8 Appearance White powder/granule. 25kg/pack