How to deal with phosphoric acid leakage?2020-06-28 14:18
How to deal with phosphoric acid leakage?
After the phosphoric acid leaks, the leaked contaminated area should be isolated immediately, warning signs should be set around, and emergency personnel should wear gas masks and chemical protective clothing. Do not directly contact the spilled material and do not allow the spilled material to come into contact with combustible materials; it is forbidden to spray water directly onto the spilled material, let alone let water enter the packaging container. Sweep up carefully, add a large amount of water in a small amount, adjust to neutral, and then put it into the waste water system. If a large amount of leakage occurs, it needs to be removed under the guidance of a technician.Second, what harm does phosphoric acid do to the human body?
2. If phosphoric acid is inhaled by the human body
Risks: Mild patients have headache, dizziness, vomiting, and general weakness; moderate patients have the above symptoms, severe upper abdominal pain, fast pulse, low blood pressure, etc.; severe poisoning causes acute liver necrosis and coma.
First aid measures: quickly leave the scene to a place with fresh air, if breathing is difficult, give oxygen; or go to the doctor directly.2. If phosphoric acid is ingested by the human body
Risk: nausea, vomiting, abdominal pain, diarrhea within a few hours; jaundice and hepatomegaly, or acute liver necrosis within a few days; the most serious case, the patient switches from excitement to suppression, coma, circulation within a few hours Failure, leading to death.
First aid measures: gargle immediately, drink milk or egg whites, or seek medical treatment directly.3. If phosphoric acid contacts the skin
Danger: It can cause skin burns, which can cause poisoning through skin absorption. In severe cases, toxic liver disease, kidney damage, acute hemolysis, etc. can result in death.
First aid measures: wipe off the poison with soft paper or cotton as soon as possible, followed by soaking in 3% sodium bicarbonate solution, and then rinse thoroughly with water; or go to the doctor directly and wipe the solidified melt of the skin under the guidance of a doctor.