WHMIS (Ferromanganese)

Workplace Hazardous Materials Information System

WHMIS 2015 classification - Note to reader
Update: 2016-11-10

  • Combustible dusts - See comments below1 2 3
  • Specific target organ toxicity - repeated exposure - Category 14 5

  • WHMIS 2015 pictogram : Health hazard


Causes damage to organs through prolonged or repeated exposure (H372)

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.


  • ▲1.  Lewis, RJ., Sax's dangerous properties of industrial materials : A-G. Vol. 2, 9ème éd. New York : Van Nostrand Reinhold. (1996).
  • ▲2.  BGIA-Gestis, Information system on hazardous substances of the Berufsgenossenschaften. Sankt Augustin, Germany : Berufsgenossenschaftliches Institut.   http://www.hvbg.de/e/bia/fac/stoffdb/index.html
  • ▲3.  National Fire Protection Association, NFPA 499 : Recommended Practice for the Classification of Combustible Dusts and of Hazardous (classified) Locations for Electrical Installations in Chemical Process Areas. 2013. Massachusetts : An International Codes and Standards Organization. (2013).   http://www.nfpa.org
  • ▲4.  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
  • ▲5.  Bingham, E., Cohrssen, B. et Powell, C.H., Patty's toxicology. A Wiley-Interscience publication, 5ème éd. New York (NY) : John Wiley & Sons. (2001). [RM-214008]

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