1,4-Cyclhexanediamine
1,4-Phenylenediamine
ភី - នីត្រូនីលីន
1,4-Phenylene diisocyanate
1,4-Disocyanatocyclohexane
1,6-Disocyanatohexane biuret polyisocyanate
វត្ថុធាតុ polymer Hexamethylene diisocyanate
1,6-Disocyanatohexane