Common Indicators Of Hydroxyethyl Cellulose

Molar degree of substitution (M.S): 1.8-2.0
Water content (%): ≤ 10
Water insoluble matter (%): ≤ 0.5
PH value: 6.0-8.5
Heavy metal (ug/g): ≤ 20
Ash content (%): ≤ 5
Viscosity (mpa. s) 2% 20 ℃ aqueous solution: 5-60000
Lead (%): ≤ 0.001