By : World Health Organization (WHO)

Summary

A collection of recommended test procedures for assessing the identity, purity, and content of medicinal plant materials. Intended to assist national laboratories engaged in drug quality control, the manual responds to the growing use of medicinal plants, the special quality problems they pose, and the corresponding need for international guidance on reliable methods for quality control. Recommended procedures – whether involving visual inspection or the use of thin-layer chromatography for the qualitative determination of impurities – should also prove useful to the pharmaceutical industry and pharmacists working with medicinal plant materials.
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