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Nitric acid (HNO₃, CAS 7697-37-2) can be bought in the United States without any federal purchase licence — it is not a DEA-listed chemical. What gates a purchase is shipping, not permission:...
Bioreactor CIP chemistry is the use of sodium hydroxide (NaOH) and nitric or phosphoric acid in a five-stage clean-in-place cycle for precision fermentation equipment. The process runs a pre-rinse, a caustic wash...
Stainless steel passivation is a chemical process that removes surface contaminants and promotes the formation of a stable chromium oxide layer (Cr₂O₃) to protect against corrosion. It matters most in medical device,...
Stainless steel isn't inherently stainless—it requires a critical chemical treatment to achieve maximum corrosion resistance. This is the definitive guide to nitric acid passivation, the industry-standard process for creating a robust, passive...
Dive deep into one of the industry's most versatile chemicals with our definitive guide to Phosphoric Acid. Andre Taki, Chief Commercial Officer, explains the critical differences between technical, food, and ACS grades,...
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