Appearance: White or slightly yellow powder. Properties: White or slightly yellow powder, odorless, tasteless, easily soluble in water to form high viscosity solutions, insoluble in various solvents such as ethanol. The degree of substitution in water is 0.5-0.75, and the pH of the 1% aqueous dispersion is 6.0-7.5. Carboxymethyl glucan is a natural high molecular weight compound with a special triple helix structure, composed of hydroxyl groups in yeast – β -1,3-D-glucan etherified with carboxymethyl groups.

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