§ 173.357 - Materials used as fixing agents in the immobilization of enzyme preparations.

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Fixing agents may be safely used in the immobilization of enzyme preparations in accordance with the following conditions:

The materials consist of one or more of the following:

Substances generally recognized as safe in food.

Substances identified in this subparagraph and subject to such limitations as are provided:

The fixed enzyme preparation is washed to remove residues of the fixing materials.