Construction Grade: Extra-High Viscosity: 20000-100000 Specification Elements 60SWT 65SWT 75SWT Methoxy % 28.0-30.0 27.0-30.0 16.5-20.0 Hydroxy propyl % 7.0-12.0 4.0-7.5 23.0-32.0 Gelatification Temp°C 58-64 62-68 70-90 Moisture % ≤5.0 Ash % ≤1.0 Ph 4.0-8.0 Appearance White powder or white granule Size 60mesh, 80mesh,100mesh,120mesh