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White powder;n-acetyl-beta-d-glucosamine;n-acetyl-d-glucosamine;2-acetamido-2-deoxy-d-glucopyranose;N-((1R,2R,3S,4R)-1-FORMYL-2,3,4,5-TETRAHYDROXY-PENTYL)-ACETAMIDE;N-ACETYL-D-GLU... >>>

Light yellow powder... >>>

White powder;beta-(1,4)-2-Amino-2-deoxy-D-glucose;beta-1,4-Poly-D-glucosamine;Deacetylated chitin;Poliglusam;Poly-D-glucosamine;2-amino-2-deoxy-beta-D-glucopyranosyl-(1->4)-2-amin... >>>

White crystalline powder;D-Glucose,2-deoxy-2-(sulfoamino)-, sodium salt (1:1);D-glucosamine sulfate sodium;hexose, 2-deoxy-2-(sulfoamino)-, monosodium salt;n-sulfo-glucosamine sod... >>>

Hyaluronic acid is a polymer of disaccharides, themselvescomposed of D-glucuronic acid and D-N-acetylglucosamine,with its molecular weight often reaching the millions. ... >>>

White crystal powder;alpha-D-Glucosamine hydrochloride;D(+)Glucosamine, HCl (1.04113);D-Glucosamine HCl;2-Amino-2-deoxy-D-glucopyranose hydrochloride;Glucosamine HCL;D-Glucosae HC... >>>

Dark brown powder, with characteristic odor (MADE IN JAPAN)... >>>

White powder;chondroitin sulfate;poly-1(2/3)-n-acetyl-2-amino-2-deoxy-3-o-beta-d-glucopyranurosyl-4-(6)sulfonyl-d-galactose;Chondrointin Sulfate;sodium 2-(acetylamino)-2-deoxy-3-O... >>>