Techsil® STO (stannous octoate) Catalyst 500gm
Techsil S.T.O.Cat 500gm Btl
Techsil® STO (stannous octoate) is a clear/yellow liquid catalyst used to accelerate curing. Techsil® STO can be used as a catalyst to promote the formation of esters and to accelerate the isocyanate-lydroxyl-reaction for flexible, semi-rigid and rigid urethane foams. Also available in 28gm bottles.