... /20 Purity: 99.5% min Application:This product is isocyanate ester product, can replaced all or part of the T80 , can ... of polyester-based soft foam, high-bearing sponges, semi-rigid ester foam, high resilience, slow rebound , paint and other industries Grade ... .4-ISOMERwt.%79.0-81.079.83PURITY %99.5min99.9 polyol tdi for foam