Toluene Diisocyanate, Polyether Polyol, Polymer Polyol manufacturer / supplier in China, offering Polymeric Pmdi Isocyanate CAS 9016-87-9 for PU Foam, Desmodur 44V20L Pmdi Polymeric Mdi for Building Insulation, Aromatic Isocyanate Liquid Dark Brown Isocyanate Pmdi Mdi Pm 200 and so on.
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