21 CFR § 182.1745 - Sodium carboxymethylcellulose.

§ 182.1745 Sodium carboxymethylcellulose.

(a) Product. Sodium carboxymethylcellulose is the sodium salt of carboxymethylcellulose not less than 99.5 percent on a dry-weight basis, with maximum substitution of 0.95 carboxymethyl groups per anhydroglucose unit, and with a minimum viscosity of 25 centipoises for 2 percent by weight aqueous solution at 25 °C.

(b) Conditions of use. This substance is generally recognized as safe when used in accordance with good manufacturing practice.

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