WHMIS (Isocyanuric acid polymethylene polyphenyl isocyanate)

Workplace Hazardous Materials Information System

WHMIS 2015 classification - Note to reader

• Acute toxicity - inhalation - Category 21 2

• Skin corrosion/irritation - Category 23 4

• Respiratory sensitization - Category 12 5 6

• Skin sensitization - Category 1A2 3 7

• Specific target organ toxicity - single exposure (respiratory tract irritation) - Category 3 - Respiratory tract irritation2 3

Danger

Fatal if inhaled (H330)
Causes skin irritation (H315)
May cause allergy or asthma symptoms or breathing difficulties if inhaled (H334)
May cause allergic skin reaction (H317)
May cause respiratory irritation (H335)

Ingredient disclosure

References

• ▲1.  American Conference of Governmental Industrial Hygienists, 2022 TLVs and BEIs with 7th edition documentation CD-ROM. Cincinnati, OH : ACGIH. (2022). Publication 0111CD. [CD-120061]   http://www.acgih.org
• ▲2.  France. Institut national de recherche et de sécurité, Fiche toxicologique no 129 : 4,4'-Diisocyanate de diphénylméthane. Cahiers de notes documentaires. Paris : INRS. (2009). [RE-005509]   http://www.inrs.fr/publications/bdd/fichetox.html
  http://www.inrs.fr/publications/bdd/fichetox/fiche.html?refINRS=FICHETOX_129
• ▲3.  Centre canadien d'hygiène et de sécurité au travail, CHEMINFO, Hamilton, Ont. : Canadian Centre for Occupational Health and Safety   http://ccinfoweb.ccohs.ca/cheminfo/search.html
• ▲4.  Lara, J. et al., Évaluation de la résistance des gants aux agresseurs chimiques par mesures de perméabilité. Études et recherches; rapport. Montréal : IRSST. (1989). R-035.   http://www.irsst.qc.ca/media/documents/PubIRSST/R-035.pdf http://www.irsst.qc.ca
• ▲5.  American Conference of Governmental Industrial Hygienists, Documentation of the threshold limit values and biological exposure indices / Documentation of TLV's and BEI's. 7th ed. Cincinnati, Ohio : ACGIH. (2001-). Publication #0100Doc. [RM-514008]   http://www.acgih.org
• ▲6.  Bernstein, I.L. et al., Asthma in the workplace : and related conditions. 3 éd. New York : Taylor & Francis. (2006).   www.taylorandfrancis.com
• ▲7.  Estlander, T. et al., «Occupational dermatitis from exposure to polyurethane chemicals.» Contact dermatitis. Vol. 27, p. 161-165. (1992).

The [number] refers to the Information SST database of the CNESST Documentation Center.