Our company can product these Isocyanate.:Diethylene Glycol Bis Chloroformate.P-toluenesulfonyl Isocyanate.Tert-butyl Isocyanate .O-tolunenesulfonyl Isocyanate .Methyl Chloroformate .2-ethylhexyl Chloroforamte Isopropyl Isocyanate.lsopropyl chlorocarbonate Chloror ethyl chloroformate n-butyl chloroformate Ethyl choroformate 9-fluorenyl methyl chloroformate Phenyl isocyanate p-chlorophenyl isocyanate 3.4-dichlorophenyl isocyanate 3.5-dichlorophenyl isocyanate Tert-butyl isocyanate