Closed operation to provide adequate local exhaust. Operators must be specially trained to strictly follow the operating procedures. Operators are advised to wear a hood-type electric air-filtered dust-proof respirator, a tape anti-drug, and rubber gloves. Keep away from fire, heat, and smoking in the workplace. Use explosion-proof ventilation systems and equipment. Avoid dust. Avoid contact with oxidants and acids. Lightly load and unload during handling to prevent damage to packaging and containers. Equipped with the corresponding variety and quantity of fire-fighting equipment and leakage emergency treatment equipment. Empty containers may be harmful residues.