ISOCYANAT ES, TOTA L (MAP): METHO D 5525, Issue 1, dated 15 March 2003 - Page 13 of 17
TABLE 2. SYNONY MS O F COM MO N ISOCYANATES Isocyan ate Acronym
Com mon Chem ical N am e
2,4-TDI
Toluene 2,4-d iisocyanate
2,4-Diisocyanatotoluene; 2,4-diisocyanato-1-methylbenzene; isocyanic acid, 4-methyl-m-phenylene ester; methyl-m-phenylene isocyanate; 4-methyl-1,3-phenylene diisocyanate; tolylene 2,4-d iisocyanate
2,6-TDI
Toluene 2,6-d iisocyanate
2,6-Diisocyanatotoluene; 2,6-diisocyanato-1-methylbenzene; 2-m ethyl-1,3-phe nylene diisocyanate; tolylene 2,6-d iisocyanate
MDI
Methylenebis(phenyl isocyanate)
4,4'-Diisocyanatodiphenylmethane; 4,4'-diphenylmethane diisocyanate; isocyanic acid, m ethylene di-p-phenylene ester; 1,1 '-m eth ylenebis(4-isocyanatob enzen e); 4,4 '-m eth ylenebis(phenyl isocyanate); m eth ylenebis(4-phenyl isocyanate); m eth ylenediphenyl diisoc yanate; m ethylenedi-p-phe nylene diisocyanate
HDI
Hexam ethylene diisoc yanate
1,6-D iisocyanato hex ane ; 1,6-H exa ned iol diisocyanate; HM DI; hexane-1,6-diisocyanate ; 1,6 -hexylene diisocyanate; is ocyanic acid, hexam ethylene ester
IPDI
Isophorone diisoc yanate
5-Isocyanato-1-(isocyanatomethyl)-1,3,3-trimethylcyclohexane; 3-isocyanatom eth yl-3,5,5 -trim eth ylcyclohexylisocyanate; is ocyanic acid, me thylene(3,5,5-trimethyl-3,1-cyclohexylene) ester; isophoro ne d iam ine diiso cyanate
HMDI
4,4’-Methylenebis(cyclohexyl isocyanate)
Hydrogenated MDI
Synonym s
NIOSH Manual of Analytical Methods (NMAM), Fourth Edition
