Inside USP: USP Metals Testing: A Workshop Report - Pharmaceutical Technology

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Inside USP: USP Metals Testing: A Workshop Report
Attendees at a recent workshop endorsed new methods to detect metals in drugs, dietary supplements, and food ingredients.

Pharmaceutical Technology
Volume 32, Issue 11, pp. 152-153


1. USP 31–NF 26 General Chapter <231>, "Heavy Metals," pp. 133–134.

2. T. Wang et al., "An Atomic Spectroscopic Method as an Alternative to Both USP Heavy Metals <231> and USP Residue on Ignition <281>," Pharm Forum. 29 (4), 1328–1336 (2003).

3. USP Ad Hoc Advisory Panel on Inorganic Impurities and Heavy Metals, "General Chapter on Inorganic Impurities: Heavy Metals," Pharm. Forum. 34 (5), 1345–1348 (2008).

4. D.R. Abernethy et al., "Adulteration of Drugs and Foods: Compendial Approaches to Lowering Risk," Clin. Pharm. Ther., in press (2008).

5. EMEA, Guideline on the Specification Limits for Residues of Metal Catalysts (London, March 2008), available at, accessed Oct. 6, 2008.


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