Closed operation. Operators must be specially trained to strictly observe operating procedures. It is recommended that operators wear self-absorption filter dust respirator, wear chemical safety goggles, wear rubber acid and alkali resistant clothing, wear rubber acid and alkali gloves. Keep away from fire and heat sources. Smoking is forbidden in the workplace. Use explosion-proof ventilation systems and equipment. Avoid dust. Avoid contact with oxidants and acids. Light loading and unloading to prevent damage of packaging and container. Equipped with corresponding variety and quantity of fire equipment and leakage emergency treatment equipment. Empty containers may have a residue.