Product Certainty
Certene® is our own brand of quality, certified prime polymers. Muehlstein launched the Certene® brand in 1996, and today markets over a billion pounds a year globally under that trusted trademark, delivering reliable product quality and extraordinary value to customers.
Welcome to our searchable data base of certified prime specification Styrenics. Here you will locate some producer-branded and our own high-quality Certene® Styrenics products.