WHMIS (Diatomaceous earth (containing less than 1% quartz))

Workplace Hazardous Materials Information System

WHMIS 1988 classification - Note to reader

Uncontrolled product according to WHMIS classification criteria

Disclosure at 0,1% according to classification criteria

Comments: This product may contain crystalline silica. Crystalline silica is considered carcinogenic to humans. If diatomaceous earth uncalcined contains more than 0,1 % crystalline silica, then the product will fall within WHMIS class D2A by virtue of the untested mixtures criteria of the Controlled Products Regulations.

WHMIS 2015 classification - Note to reader

Not a dangerous product according to HPR classification criteria