Home Cosmetic Science Talk Formulating black clay

  • Nessa

    February 10, 2023 at 9:36 am

    Hello everyone. I used a clay in a few formulations but tested positive for a multitude of products. Chemists wants to know if the clays are irridated (however it is spelled) on all websites no one states of it is irradiated, does anyone know if we need to do this ourselves? Any advice would be great. I have orders to fill

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