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2025-08-16 16:03
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The FDA has not updated its general guidance on safety assessments since 2007. Within that time, there has been a significant increase in research on the confluence of toxicology, nanotechnology and human health. The EU updates its guidance regularly with new science available to offer proper safety assessments, with its most recent update published in 2021.
1. Purity The purity of barium sulphate is essential, especially in applications such as pharmaceuticals. Suppliers should provide certifications stating the purity levels and any presence of impurities or contaminants.