... and detergents,etc. 3,enhance adhesion, water retention HPMC,CAS NO: 9004-65-3 Typical Properties Item namesIndexesAppearanceWhite or off-white powderViscosty range ... ,2% solution 20°C)50-200,000Methoxy Content(%)19.0-24.0Hydroxypropoxyl4.0-12.0Humidity(%)≤5.0Ash(%)≤2.5PH value5.5-7 ... -35TD/35T32000-37000HP-50TD/50T45000-55000HP-75TD/75T70000-80000 HPMC,CAS NO: 9004-65-3