1,5-Naphthalene Diisocyanate(NDI) CAS 3173-72-6 as Polyurethane Material
Rona Shanghai Theorem Chemicals e ikemiseditse ho lisebelisoa tse ncha tsa lik'hemik'hale, lisebelisoa tse tala tsa Polyurethane le li-isocyanate tse khethehileng, Ho theosa le lilemo, filosofing ea "Quality Oriented, Technology Guided", th...