View all text of Subpart A [§ 173.5 - § 173.75]
§ 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. |
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