Precautions for operation of diphenylamine: closed operation and local exhaust. Operators must receive special training and strictly abide by the operating procedures. It is recommended that operators wear dust mask (full mask), one-piece adhesive tape gas jacket and rubber gloves. Keep away from kindling and heat sources. Smoking is strictly prohibited in the workplace. Use explosion-proof ventilation system and equipment. Avoid dust generation. Avoid contact with oxidants and acids. Handle with care to prevent damage to packaging and containers. Fire fighting equipment and leakage emergency treatment equipment of corresponding varieties and quantities shall be provided. The emptied container may contain harmful substances.

Precautions for storage of diphenylamine: it shall be stored in a cool and ventilated warehouse. Keep away from kindling and heat source. It shall be stored separately from oxidant and acid, and mixed storage is prohibited. Fire fighting equipment of corresponding variety and quantity shall be provided. The storage area shall be equipped with suitable materials to contain leakage.