Abstract Background A natural carbohydrate biopolymer was extracted from the agricultural biomass waste (durian seed). Subsequently. the crude biopolymer was purified by using the saturated barium hydroxide to minimize the impurities. Finally. https://www.lightemupsequences.com/quick-sale-2-5-Inch-By-10-Yard-Soft-Pink-And-Red-Damask-Dupioni-With-Red-Tinsel-Edge-Ribbon-super-value/