9 C.F.R. § 113.105
Leptospira Hardjo Bacterin shall be produced from a culture of Leptospira hardjo which has been inactivated and is nontoxic. Each serial of biological product containing Leptospira hardjo fraction shall meet the applicable requirements in § 113.100 and shall be tested for purity, safety, and potency as prescribed in this section. A serial found unsatisfactory by any prescribed test shall not be released.
[40 FR 17003, Apr. 16, 1975, as amended at 40 FR 20067, May 8, 1975. Redesignated at 55 FR 35562, Aug. 31, 1990, as amended at 56 FR 66785, Dec. 26, 1991]