WHMIS (l-Cysteine)

Workplace Hazardous Materials Information System

WHMIS 2015 classification - Note to reader

• Combustible dusts - See comments below1

• Acute toxicity - oral - Category 42 3

• Serious eye damage/eye irritation - Category 24 5

Warning

Harmful if swallowed (H302)
Causes serious eye irritation (H319)

Ingredient disclosure

Comments: This product could belong to the hazard class "Combustible dust", based on various factors related to the combustibility and explosiveness of its dust, including composition, shape and size of the particles.

References

• ▲1.  IFA-Gestis, Information system on hazardous substances of the German Social Accident Insurance. Sankt Augustin, Germany : Institut für Arbeitsschutz der Deutschen Gesetzlichen Unfallversicherung (IFA).   https://www.dguv.de/ifa/gestis/gestis-stoffdatenbank/index-2.jsp
• ▲2.  National Institute for Occupational Safety and Health, RTECS (Registry of Toxic Effects of Chemical Substances). Hamilton (Ont) : Canadian Centre for Occupational Health and Safety.   http://ccinfoweb.ccohs.ca/rtecs/search.html
• ▲3.  Sprince H. et al., «Protection Against Acetaldehyde Toxicity in the Rat by L-Cystein, Thiamin and L-2-Methylthiazolidine-4-carboxylic Acid.» Agents and Actions. Vol. 4, no. 2, p. 125-130. (1974).   http://www.seekinghealth.com/media/research/acetylaldehyde%20toxicity.pdf
• ▲4.  ECHA (European Chemicals Agency) , Information on chemicals (REACH)/ECHA chemicals database. Helsinki, Finland.   http://echa.europa.eu/information-on-chemicals/registered-substances
  https://chem.echa.europa.eu/
• ▲5.  Grant, W.M. et Schuman, J.S., Toxicology of the eye : effects on the eyes and visual systems from chemicals, drugs, metals and minerals, plants, toxins and venoms; also, systemic side effects from eye medications. Vol. 1, 4th ed. Springfield (ILL.) : Charles C. Thomas. (1993). [RM-515030]

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