Rooms used for packaging print or bulk butter and related products should, in addition to proper construction and sanitation, provide an atmosphere relatively free from mold (not more than 15 colonies per plate during a 15 min. exposure), dust, or other air-borne contamination and maintain a reasonable room temperature in accordance with good commercial practices.
source: 23 FR 9410, Dec. 5, 1958, unless otherwise noted. Redesignated at 42 FR 32514, June 27, 1977, and further redesignated at 46 FR 63203, Dec. 31, 1981.
cite as: 7 CFR 58.313