Hazard class: Oxidizing solids (Category 3). May intensify fire; oxidizer (H272). Keep away from heat, sparks, open flames, and hot surfaces. No smoking (P210).Hazard class: Acute toxicity, oral (Category 5). May be harmful if swallowed (H303).Hazard class: Skin corrosion or irritation (Category 2). Causes skin irritation (H315).Hazard class: Serious eye damage or irritation (Category 2A). Causes serious eye irritation (H319).Hazard class: Specific target organ toxicity, single exposure; respiratory tract irritation (Category 3). May cause respiratory irritation (H335). Avoid breathing dust or fumes (P261).