Displaying 4 results of Semicarbazide Impurities Semicarbazide is a chemical compound commonly used in the production of pharmaceuticals, pesticides and other industrial products. However, it can also be a source of impurities in these products. Semicarbazide impurities can be formed during the synthesis process or can be present as a residual contaminant. These impurities can pose a risk to human health, and therefore, strict regulations have been put in place to monitor and control their levels in products.