
Keywords: پلی اکریلیک اسید; ASTM; American Standard Testing Materials; CMC; carboxy methyl cellulose; HPMC; hydroxypropyl methyl cellulose; IS; Indian standard; NaOH; sodium hydroxide; PVA; poly vinyl alcohol; PAA; poly acrylic acid; PLA; poly lactic acid; PLGA; poly lactic-co-glyco