Hostavin® PR-25 granules by Clariant is an efficient UV-B absorber. It shows excellent absorption especially in the UVB-range. The granules are colorless and even in high concentration in the resin does not lead... view more

Hostavin® PR-25 powder by Clariant is a UV-B absorber for PVC, polyesters, PC, polyamides, styrene plastics, EVA copolymers, and cellulosics. It is colorless and even in high concentration in the... view more