Hydrofluoric acid is a very strong inorganic acid. This article discusses poisoning from swallowing, breathing in, or touching hydrofluoric acid.
This is for information only and not for use in the treatment or management of an actual poison exposure. If you have an exposure, you should call your local emergency number (such as 911) or a local poison control center at 1-800-222-1222.
This acid is most commonly used for industrial purposes. It is used in:
Note: This list may not be all inclusive.
From breathing in (inhaling) the acid:
From touching the acid:
Seek immediate medical help. DO NOT make a person throw up unless told to do so by Poison Control or a health care professional.
If the chemical is on the skin or in the eyes, flush with lots of water for at least 15 minutes.
Immediately take the person to the hospital.
Determine the following information:
If you suspect possible poisoning, seek emergency medical care immediately.
In the United States, call 1-800-222-1222 to speak with a local poison control center. This hotline number will let you talk to experts in poisoning. They will give you further instructions.
This is a free and confidential service. You should call if you have any questions about poisoning or poison prevention. It does NOT need to be an emergency. You can call for any reason, 24 hours a day, 7 days a week.
Take the container with you to the hospital, if possible.
The health care provider will measure and monitor the patient's vital signs, including temperature, pulse, breathing rate, and blood pressure. Swallowing this acid can cause a severe drop in blood pressure. If the person breathed in fumes from the acid, the health care provider may hear signs of fluid in the lungs when listening to the chest with a stethoscope.
Specific treatment depends on how the poisoning occurred. Symptoms will be treated as appropriate.
If the person swallowed the poison, treatment may include:
If the person touched the poison, treatment may include:
If the person breathed in the poison, treatment may include:
Hydroflouric acid is especially dangerous. The most common accidents occur with hydroflouric acid causing severe burns on the skins and hands. The burns may be extremely painful. Patients will have a lot of scarring and some loss of function of the area involved.
Persons who swallow hydroflouric acid can have a lot of damage to the inside organs, which can lead to a painful death.
Chemical Emergencies: Case Definition: Hydrofluoric Acid. Centers for Disease Control and Prevention, US Dept of Health and Human Services; 2005.
Goldfrank LR, ed. Goldfrank's Toxicologic Emergencies. 8th ed. New York, NY: McGraw Hill; 2006.