WHMIS (Limestone)

Workplace Hazardous Materials Information System

WHMIS 2015 classification - Note to reader

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

• Specific target organ toxicity - repeated exposure - Category 1

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)