The following matters should be paid attention to during the operation of industrial phosphoric acid:

1. Industrial phosphoric acid is an organic acid and corrosive, so operators should wear personal protective equipment, such as acid and alkali gloves, chemical protective glasses, etc.
2. Industrial phosphoric acid should be stored in a cool, ventilated warehouse, away from fire, heat source, avoid direct sunlight.
3. Industrial phosphoric acid should be stored separately from alkali, active metal powder and edible chemicals to avoid mixed storage.
4. During the operation of industrial phosphoric acid, avoid contact with skin and eyes. Once in contact with skin and eyes, rinse with plenty of water immediately and seek professional medical help.
5. When treating industrial phosphoric acid waste liquid, it should be classified, separated and treated in accordance with relevant regulations to avoid harm to the environment.
6. The operator should regularly check whether the industrial phosphoric acid storage tank is leaking or damaged, whether the concentration and temperature are normal, and if there is any abnormality, it should be handled in time.
7. During the operation, good ventilation conditions should be maintained to avoid the accumulation of harmful gases and dust.
8. In the use of industrial phosphoric acid process, should avoid contact with alkali, active metal powder and other substances, so as to avoid the occurrence of chemical reactions.
9. In the process of operation, if leakage, fire and other accidents occur, emergency measures should be taken immediately, such as flushing with a large amount of water, closing the valve, etc., and reporting to relevant departments for treatment as soon as possible.

In short, it is necessary to pay attention to safety matters during the operation of industrial phosphoric acid, abide by operating procedures, and ensure personnel safety and environmental protection.