WHMIS (Ammonium chromate)

Workplace Hazardous Materials Information System

WHMIS 2015 classification - Note to reader

• Acute toxicity - inhalation - Category 31 2
• Releases a toxic gas upon contact with water: Ammonia

• Skin corrosion/irritation - Category 23

• Serious eye damage/eye irritation - Category 2

• Respiratory sensitization - Category 14 5 6 7

• Skin sensitization - Category 1A7 8 9

• Germ cell mutagenicity - Category 210

• Carcinogenicity - Category 1A11 12 13

• Reproductive toxicity - Category 1B14
• Toxic to the development (Category 1B)
• Toxic to the development (Category 2)

Danger

On contact with water releases gases which are toxic if inhaled
Causes skin irritation (H315)
Causes serious eye irritation (H319)
May cause allergy or asthma symptoms or breathing difficulties if inhaled (H334)
May cause allergic skin reaction (H317)
Suspected of causing genetic defects (H341)
May cause cancer (H350)
May damage fertility or the unborn child (H360)

Ingredient disclosure

Comments: This classification is based on all available data for all water-soluble hexavalent chromium (Cr VI) as potassium dichromate.

References

• ▲1.  Pohanish, R.P. et Greene, S.A., Wiley guide to chemical incompatibilities. 3ème éd. New Jersey : John Wiley & Sons Inc. (2009). [RR-015033]   www.wiley.com
• ▲2.  Pohanish, R.P. et Greene, S.A., Hazardous materials handbook. New York (NY) : Van Nostrand Reinhold. (1996). [RR-515125]
• ▲3.  Gad, S.C. et al., «Acute toxicity of four chromate salts.» In: Chromium symposium 1986 : An update : Proceedings. , p. 43-58. Pittsburg, PA : Industrial Health Foundation. (1986). [MO-002241]
• ▲4.  Criteria group for occupational standards, «Scientific basis for Swedish occupational standards XXI. Consensus report for chromium and chromium compounds.» Arbete och Hälsa. Vol. VI, no. 22, p. 18-40. (2000). [AP-063399]   https://gupea.ub.gu.se/dspace/handle/2077/3194?locale=en
  http://www.inchem.org/documents/kemi/kemi/ah2000_22.pdf
• ▲5.  Asthmagen? : critical assessments of the evidence for agents implicated in occupational asthma. Health and Safety Executive. Sudbury, Suffolk, G.B. : HSE Books. (2001). [MO-020018]   http://www.hse.gov.uk/asthma/asthmagen.pdf
• ▲6.  Bernstein, I.L. et al., Asthma in the workplace : and related conditions. 3 éd. New York : Taylor & Francis. (2006).   www.taylorandfrancis.com
• ▲7.  Bureau européen des substances chimiques, European Union Risk Assessment Report : Chromium trioxide, sodium chromate, sodium dichromate, ammonium dichromate and potassium dichromate. 3rd Priority List, Vol. 53. Luxembourg : Office for Official Publications of the European Communities. (2005). EUR 21508 EN.   http://echa.europa.eu/documents/10162/3be377f2-cb05-455f-b620-af3cbe2d570b
• ▲8.  Agency for Toxic Substances and Disease Registry, Toxicological profile for chromium. Atlanta, GA : ATSDR. (2000). Microfiche : PB93-182434, ATSDR/TP-92/08   http://www.atsdr.cdc.gov/toxprofiles/
• ▲9.  Lauwerys, R. et al., Toxicologie industrielle et intoxications professionnelles. 5ème éd. Issy-les-Moulineaux Cedex : Elsevier Masson SAS. (2007). [RM-514015]
• ▲10.  De Flora, S. et al., «Genotoxicity of chromium compounds: a review.» Mutation research. Vol. 238, no. 2. (1990). [AP-028592]
• ▲11.  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
• ▲12.  IARC Working Group on the Evaluation of Carcinogenic Risks to Humans, Chromium, nickel and welding. IARC monographs on the evaluation of carcinogenic risks to humans, Vol. 49. Lyon : International Agency for Research on Cancer. (1990).   https://monographs.iarc.fr/wp-content/uploads/2018/06/mono49.pdf
  http://www.iarc.fr
• ▲13.  IARC Working Group on the Evaluation of Carcinogenic Risks to Humans, A Review of Human Carcinogens: Arsenic, Metals, Fibres, and Dusts. IARC monographs on the evaluation of carcinogenic risks to humans, Vol. 100C. Lyon : International Agency for Research on Cancer. (2012).   http://monographs.iarc.fr/
  http://monographs.iarc.fr/ENG/Monographs/vol100C/mono100C.pdf
  
• ▲14.  The health council of the Netherlands, Chromium VI and its compounds: Evaluation of the effects on reproduction, recommendation for classification. The Hague. (2001).   https://www.gezondheidsraad.nl/sites/default/files/0101osh.pdf
  http://www.gezondheidsraad.nl/en/publications/healthy-working-conditions

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