WHMIS (Kaolin)

Workplace Hazardous Materials Information System

WHMIS 2015 classification - Note to reader

• Carcinogenicity - Category 1A
• Contains 0.1% of a carcinogenic substance: crystalline silica

• Specific target organ toxicity - repeated exposure - Category 11 2

Danger

May cause cancer (H350)
Causes damage to organs through prolonged or repeated exposure (H372)

Ingredient disclosure

Comments:

Classification regarding specific organ toxicity - repeated exposure (H372) applies to an untested mixture that may contain at least 1% of a product causing chronic toxicity (crystalline silica).

Classification regarding carcinogenicity (H350) applies to an untested mixture that may contain at least 0,1% of a product causing cancer (crystalline silica).

References

• ▲1.  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
• ▲2.  International Programme on Chemical Safety, Environmental Health Criteria 231: BENTONITE, KAOLIN, AND SELECTED CLAY MINERALS. Genève : World Health Organization. (2005). EHC231.   http://www.inchem.org/documents/ehc/ehc/ehc231.htm

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