Tychem® is the registerd trademark of Du Pont. The Tychem label on the outside of the garment guarantees that the garment has been manufactured by DuPont to its own specification and quality standards.
These garments are Category III, chemical protective clothing. They either protect workers from hazardous materials or sensitive processes from contamination by people.
Under European legislation, Tychem® CE garments satisfy the criteria for Types 3B, 4, 5, and 6.