Hpmc is odorless, tasteless, non-toxic cellulose ethers producted from natural high molecular cellulose through Hg Hf Methoxy Content(%) 27.0-30.0 28.0-30.0 17.0-24.0 Ds 1, 7-1.9 1.8-2.0 1.1-1.6 Hydoxy propoxyl Content(%) 4.0-7.5 7.5-12.0 4.0-12.0 Substitution value 0.1-0.2 0.2-0.3 0.1-0.3 Moisture content(wt%) ¡ü5.0 Ash(wt%) ¡ü1.0 P h value 5.0-7.5 Appearance >80 orders Fineness, mesh White powder or granule Viscosity(mpa.S) See the following form Viscosity: Specification Viscosity range 6, 000 5500-7000 10, 000 9000-11000 20, 000 19000-22000 40, 000 36000-45000 60, 000 56000-65000 75, 000 70000-80000 80, 000 75000-85000 100, 000 85000-130000 150, 000 130000-180000 200, 000 ¡ý180000 25kg/pp bags