# 21 CFR § 173.10: Modified polyacrylamide resin

> Federal · Regulations · In force

URL: https://www.frixlaw.com/law-library/statutes/ecfr-21-173.10

## Section

- **Citation:** 21 CFR § 173.10
- **Heading:** Modified polyacrylamide resin
- **Jurisdiction:** Federal
- **Kind:** Regulations
- **Status:** In force
- **Text as of:** September 22, 2026
- **Source:** Publisher's official text
- **Location:** Title 21—Food and Drugs > CHAPTER I—FOOD AND DRUG ADMINISTRATION, DEPARTMENT OF HEALTH AND HUMAN SERVICES > SUBCHAPTER B—FOOD FOR HUMAN CONSUMPTION > PART 173—SECONDARY DIRECT FOOD ADDITIVES PERMITTED IN FOOD FOR HUMAN CONSUMPTION > Subpart A—Polymer Substances and Polymer Adjuvants for Food Treatment

## Text

Modified polyacrylamide resin may be safely used in food in accordance with the following prescribed conditions:
(a) The modified polyacrylamide resin is produced by the copolymerization of acrylamide with not more than 5-mole percent β-methacrylyloxyethy-ltrimethylammonium methyl sulfate.
(b) The modified polyacrylamide resin contains not more than 0.05 percent residual acrylamide.
(c) The modified polyacrylamide resin is used as a flocculent in the clarification of beet or cane sugar juice in an amount not exceeding 5 parts per million by weight of the juice.
(d) To assure safe use of the additive, the label and labeling of the additive shall bear, in addition to the other information required by the act, adequate directions to assure use in compliance with paragraph (c) of this section.

## Nearby sections

- [21 CFR § 173.5 § 173.5 Acrylate-acrylamide resins.](https://www.frixlaw.com/law-library/statutes/ecfr-21-173.5.md)
- [21 CFR § 173.10 § 173.10 Modified polyacrylamide resin.](https://www.frixlaw.com/law-library/statutes/ecfr-21-173.10.md)
- [21 CFR § 173.20 § 173.20 Ion-exchange membranes.](https://www.frixlaw.com/law-library/statutes/ecfr-21-173.20.md)
- [21 CFR § 173.21 § 173.21 Perfluorinated ion exchange membranes.](https://www.frixlaw.com/law-library/statutes/ecfr-21-173.21.md)
- [21 CFR § 173.25 § 173.25 Ion-exchange resins.](https://www.frixlaw.com/law-library/statutes/ecfr-21-173.25.md)
- [21 CFR § 173.40 § 173.40 Molecular sieve resins.](https://www.frixlaw.com/law-library/statutes/ecfr-21-173.40.md)
- [21 CFR § 173.45 § 173.45 Polymaleic acid and its sodium salt.](https://www.frixlaw.com/law-library/statutes/ecfr-21-173.45.md)
- [21 CFR § 173.50 § 173.50 Polyvinylpolypyrrolidone.](https://www.frixlaw.com/law-library/statutes/ecfr-21-173.50.md)
- [21 CFR § 173.55 § 173.55 Polyvinylpyrrolidone.](https://www.frixlaw.com/law-library/statutes/ecfr-21-173.55.md)
- [21 CFR § 173.60 § 173.60 Dimethylamine-epichlorohydrin copolymer.](https://www.frixlaw.com/law-library/statutes/ecfr-21-173.60.md)
- [21 CFR § 173.65 § 173.65 Divinylbenzene copolymer.](https://www.frixlaw.com/law-library/statutes/ecfr-21-173.65.md)
- [21 CFR § 173.70 § 173.70 Chloromethylated aminated styrene-divinylbenzene resin.](https://www.frixlaw.com/law-library/statutes/ecfr-21-173.70.md)
- [21 CFR § 173.73 § 173.73 Sodium polyacrylate.](https://www.frixlaw.com/law-library/statutes/ecfr-21-173.73.md)
- [21 CFR § 173.75 § 173.75 Sorbitan monooleate.](https://www.frixlaw.com/law-library/statutes/ecfr-21-173.75.md)

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Source: Frix Law Library, https://www.frixlaw.com/law-library/statutes/ecfr-21-173.10. Check the current official text before relying on it. Not legal advice.