products introduction aliphatic polyisocyanate (low viscosity hdi biuret), used as curing agent component of light-fast polyurethane coating specifications features value measurement unit method ncocontent 23.0 ± 0.5 % m105-iso 11909 viscosity,23°c 2500 ± 1000 mpa·s m014-iso 3219/a.3 color value(hazen) ≤ 40 m017-en 1557 hdimonomer content ≤ 0.4 flashpoint about 170 °c din 22 719 *this data is general...