21 C.F.R. § 58.83 Reagents and solutions.
Title 21 - Food and Drugs
All reagents and solutions in the laboratory areas shall be labeled to indicate identity, titer or concentration, storage requirements, and expiration date. Deteriorated or outdated reagents and solutions shall not be used.
Title 21: Food and Drugs
PART 58—GOOD LABORATORY PRACTICE FOR NONCLINICAL LABORATORY STUDIES
Subpart E—Testing Facilities Operation
§ 58.83 Reagents and solutions.