YAGUAN"HPMC is a non-ionic cellulose ether,an odourless, tasteless,non-toxic white powder,soluble in water and most polar organic solvents.The aqueous solution has surface activity, high transparency and stable performance.It has the character- istics of thickening,bonding,dispersing,emulsifying,film-form- ing,suspending,adsorbing,gelling,surface activity,retaining water and protecting colloid.