Title 21: Food and Drugs
« Home / Title 21 - Food and Drugs--Volume 3 / CHAPTER I - FOOD AND DRUG ADMINISTRATION, DEPARTMENT OF HEALTH AND HUMAN SERVICES (CONTINUED) / SUBCHAPTER B - FOOD FOR HUMAN CONSUMPTION (CONTINUED)
/ PART 173 - SECONDARY DIRECT FOOD ADDITIVES PERMITTED IN FOOD FOR HUMAN CONSUMPTION
/ Subpart A - Polymer Substances and Polymer Adjuvants for Food Treatment / § 173.55 Polyvinylpyrrolidone.
§ 173.55 Polyvinylpyrrolidone.
The food additive polyvinylpyrroli-done may be safely used in accordance with the following prescribed conditions:
(a) The additive is a polymer of purified vinylpyrrolidone catalytically produced, having an average molecular weight of 40,000 and a maximum unsaturation of 1 percent, calculated as the monomer, except that the polyvinylpyrrolidone used in beer is that having an average molecular weight of 360,000 and a maximum unsaturation of 1 percent, calculated as the monomer.
(b) The additive is used or intended for use in foods as follows:
| Food | Limitations |
|---|---|
| Beer | As a clarifying agent, at a residual level not to exceed 10 parts per million. |
| Flavor concentrates in tablet form | As a tableting adjuvent in an amount not to exceed good manufacturing practice. |
| Nonnutritive sweeteners in concentrated liquid form | As a stabilizer, bodying agent, and dispersant, in an amount not to exceed good manufacturing practice. |
| Nonnutritive sweeteners in tablet form | As a tableting adjuvant in an amount not to exceed good manufacturing practice. |
| Vitamin and mineral concentrates in liquid form | As a stabilizer, bodying agent, and dispersant, in an amount not to exceed good manufacturing practice. |
| Vitamin and mineral concentrates in tablet form | As a tableting adjuvant in an amount not to exceed good manufacturing practice. |
| Vinegar | As a clarifying agent, at a residual level not to exceed 40 parts per million. |
| Wine | As a clarifying agent, at a residual level not to exceed 60 parts per million. |