Manganese(IV) oxide

2.1 Classification of the substance or mixture

WHMIS 2015 Classification Classified as hazardous under the Hazardous Products Regulations (SOR/2015-17) Oxidizing solids Category 2 Acute oral toxicity Category 4 Acute Inhalation Toxicity Category 4 Specific target organ toxicity - (repeated exposure) Category 2 Target Organs - Brain.

Signal word

Danger

Hazard statements

May intensify fire; oxidizer Harmful if swallowed or if inhaled May cause damage to organs through prolonged or repeated exposure

Prevention

Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking Keep/Store away from clothing/combustible materials Take any precaution to avoid mixing with combustibles Do not breathe dust/fumes/gas/mist/vapours/spray Wash face, hands and any exposed skin thoroughly after handling Do not eat, drink or smoke when using this product Use only outdoors or in a well-ventilated area Wear protective gloves/protective clothing/eye protection/face protection

Response

IF INHALED: Remove person to fresh air and keep comfortable for breathing Call a POISON CENTER/ doctor if you feel unwell Rinse mouth In case of fire: Use dry sand, dry chemical or alcohol-resistant foam to extinguish

Disposal

Dispose of contents/container to an approved waste disposal plant