Hydroxypropyl Methyl Cellulose: 1.HPMC 2.Purity:98% 3.Appearance:white powder 4.Package: ... ,5,6-trimethoxy-2-(methoxymethyl)tetrahydropyran-3-yl]oxy-tetrahydropyran; 1-[[(2R,3R,4S,5R,6S)-3,4,5-tris(2 ... , synthetic resin, construction and coating materials. HOT! Chemical HPMC for Building material