A global leader in antimicrobial protection, Thomson Research Associates (TRA) was established more than sixty years ago in Toronto, Canada. Today, our Ultra-Fresh and Silpure antimicrobial products are used by hundreds of manufacturers in more than 50 countries around the world.
A symbol for lasting freshness and hygiene in textiles and polymers.
Harness the power of natural silver to inhibit bacterial growth in textiles and garments.
Read about Thomson Research Associates – the experts behind the Ultra-Fresh and Silpure brands. Read More
Demonstrate the effectiveness of your treated product in our laboratories. Read More
Learn about our collaborative process. Read More