K-KAT® XK-672

K-KAT® XK-672 by King Industries is an effective catalyst for the reaction of isocyanates and polyols for the production of urethanes. It does not contain 2-ethylhexyl carboxylate or free 2- ethylhexanoic acid. It is an organometallic complex specially formulated to be an alternative to mercury catalysts without the toxicity concerns. It can replace many heavy metal and/or toxic catalysts used in the production of urethane elastomers. Complies with FDA 21CFR 175.300. K-KAT® XK-672 is recommended at a dosage rate of 0.1 to 1.0 % and has a shelf life of 24 months.