Chemical Detail

Chemical NameToluene diisocyanate (mixed isomers)
Synonym(s)Benzene, 1,3-diisocyanatomethyl- | Diisocyanatotoluene | Methyl-m-phenylene isocyanate | Methylphenylene isocyanate | TDI | Tolylene diisocyanate | Tolylene isocyanate
CASRN26471-62-5
De minimis Limit %0.1
M,P/OU Threshould (lb)25,000/10,000
Listing TypeIndividually listed chemical
Effective Date1990-01-01
Chemical QualifierNo
MetalNo
Chemical of Special ConcernNo
Per- or Polyfluoroalkyl SubstanceNo
Structural image
Structural representation of Toluene diisocyanate (mixed isomers)

Rulemaking Changes Affecting This Chemical

StatusEffective Reporting YearFR Proposed RuleFR Final Rule
Added199054 FR 16138 (4/21/1989)54 FR 49948 (12/1/1989)

Basis of OSHA Carcinogens

IARCNTPOSHA-Z
2BRA