Fluoroboric acid (HBF4) is a common chemical in manufacturing plants, but few know that it can seriously affect the health of workers. This article will help you understand the health effects of HBF4 and effective preventive measures.
1. What is Fluoroboric acid?
Fluoroboric acid, with the chemical formula HBF4, is an inorganic compound containing boron and fluorine. It is a strong acid, highly reactive with many other substances, and is used primarily in the chemical industry. With a molecular structure consisting of one boron (B) atom bonded to four fluorine (F) atoms and one hydrogen (H) atom, Fluoroboric acid has high acidity and strong dissociation in water, producing hydrogen ions (H+) and borate ions (BF4-).
HBF4 typically appears as a solution or as a white crystalline solid in a moist environment. When exposed to air, it can absorb moisture and react with water vapor, causing it to easily decompose or react with other substances. Due to this property, Fluoroboric acid is used in many production processes, especially in the manufacturing of electronic materials, the fabrication of boron compounds, and is an important factor in the production of metal compounds. However, because of its corrosive and toxic nature, the use of Fluoroboric acid must be carefully managed with appropriate protective measures.
| No. | Chemical Name in Vietnamese | Chemical Name in English | HS Code | CAS Number | Chemical Formula |
| 1. | Axit flo boric | Fluoroboric acid | 28111990 | 16872-11-0 | HBF4 |
See more: chemical safety training service according to Decree 113/2017/ND-CP
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2. Where does Fluoroboric acid originate from in the production process?
During production, this compound usually arises from chemical reactions between boron and fluorine-containing compounds, especially when raw materials like boric acid or other boron compounds react with fluorine-containing substances, such as hydrofluoric acid (HF). This process can occur in high-temperature environments, where the substances react strongly with each other to form fluoroboric acid.
In addition, in the electronics manufacturing industry, this chemical can also be created in processes such as electroplating, alloy fabrication, or in chemical reactions involving boron and fluorine substances. Its generation can also be related to metal processing, where fluorine-containing substances are used to enhance material properties.

3. Industries that use Fluoroboric acid in production
This compound is widely used in many different industries, especially in fields requiring the processing and treatment of special materials. One of the main industries using this compound is the electronics industry, where it plays an important role in the fabrication of electronic components, printed circuits, and semiconductor materials. In this industry, the compound helps improve the electrical conductivity and durability of materials used in the production of modern electronic devices.
In addition, this compound is also used in the metal and alloy manufacturing industry. It plays an important role in processes such as metal plating, especially in metal surface treatment stages to increase durability and corrosion resistance. The ceramics industry also uses this compound in some processes to create high-temperature resistant materials with good mechanical strength.
In the field of dye manufacturing and chemical production, this compound is also used to create products with special features. Fluoroboric acid is a component in many types of catalysts and chemical intermediates, serving various production processes in the chemical industry.
4. How does Fluoroboric acid affect workers?
When exposed to this compound, workers can experience many negative health effects due to its corrosive and toxic nature. This compound can cause severe irritation to the skin and eyes. If in direct contact, it can lead to skin burns and eye ulcers, and even severe damage if not treated promptly. These symptoms occur due to the corrosion of cell tissues upon contact with the fluoride ions in the compound.
When inhaling the vapor or dust of this compound, workers may experience respiratory problems such as coughing, shortness of breath, chest pain, and pneumonia. These reactions can occur quickly or gradually, depending on the level and duration of exposure. In addition, without appropriate protective measures, long-term exposure to this compound can lead to more serious problems with the respiratory and nervous systems.
Besides that, this compound can also affect the digestive system if accidentally swallowed, with symptoms such as nausea, abdominal pain, and diarrhea. In severe cases, it can lead to internal organ damage, and even death if not treated with immediate medical attention.
5. Permissible safe concentration of Fluoroboric acid for human exposure
Currently, there is no specific information on the permissible safe concentration for exposure to this compound in the work environment. However, due to its highly toxic and corrosive nature, exposure should be minimized as much as possible. Workers should adhere to strict safety measures, including using personal protective equipment such as gloves, safety goggles, and respirators, while working in a well-ventilated environment with an effective ventilation system to minimize the risk of exposure. In addition, complying with chemical safety regulations and being fully trained on how to handle this compound upon contact is very important.

On a basic level, when working in an industrial environment, it is important to comply with safety standards and limit exposure to Fluoroboric acid. Organizations such as the Occupational Safety and Health Administration (OSHA) in the United States provide guidelines and safety principles to protect workers from the negative effects of chemical substances.
6. Measures to minimize the effects of Fluoroboric acid on worker health
To minimize the effects of this compound on worker health, applying protective measures is very important. One of the first and most basic measures is the full use of personal protective equipment. Workers must wear gloves, safety goggles, specialized respirators, and protective clothing to prevent direct contact with the chemical. This protective equipment must be chosen appropriately and ensured to be effective throughout the work process.
The ventilation system in the work area also plays an important role in minimizing the risk of exposure to the compound’s vapor or dust. It must be ensured that the air in production areas is always well-circulated and that there is a dust extraction device to clean the air, preventing this chemical from accumulating in the workspace.
Implementing environmental control measures in the workplace is also very necessary, including measuring and checking the concentration of the compound in the air to ensure it does not exceed permissible levels. In addition, work processes must be designed to minimize direct contact with the chemical, such as through automation systems or protective devices during production.
Training and educating workers on how to use protective measures, recognize risks, and respond to emergencies is also an important factor in minimizing harm. Workers need to be equipped with knowledge on how to handle exposure to this compound, such as providing timely first aid and emergency measures.
Occupational safety training: Workers need to be trained and educated about the risks and safety measures when working with this type of chemical. This training should be provided periodically and regularly to ensure understanding and proper adherence to safety rules.
Periodically organize workplace environmental monitoring in factories and enterprises, collecting and analyzing factors harmful to workers, and from there, adjusting to reduce the level of harm to prevent occupational diseases for them.
7. National Workplace Environmental Monitoring Center
Nam Viet’s Workplace Environmental Monitoring Center is a professional unit for monitoring and measuring the quality of the working environment across all provinces in Vietnam. With a team of experienced monitoring specialists, the center uses modern measuring equipment, ensuring accuracy and reliability.
REGISTER FOR WORKPLACE ENVIRONMENTAL MONITORING SERVICE
In addition to providing monitoring services, the center also supports customers in planning, handling, and tracking workplace environmental issues. With the motto “the customer is the center,” the center is concerned with customer satisfaction, meeting all customer needs, and is committed to providing the best solutions for businesses.
With investment in technology, engineering, and human resources, Nam Viet’s monitoring center has become one of the reputable units in the field of workplace environmental monitoring in Ho Chi Minh City with the following objectives:
- We always value our brand reputation and the quality of our products and services.
- We provide customers with the best and most suitable things possible.
- Along with a team of experienced Masters and Engineers with a desire to protect the environment and benefit businesses.

- Coming to the Nam Viet Environmental Monitoring team, your company will receive professional service with experts in the field of monitoring. At the same time, you will get the best cost incentives.
8. Quotation for Workplace Environmental Monitoring
To help businesses carry out workplace environmental monitoring in a professional and effective manner, Nam Viet provides our customers with a quality and reasonably priced quotation for workplace environmental monitoring services.
- Our quotation provides detailed information on the prices of the monitoring services we offer. This includes costs related to travel, measurement, analysis, and reporting of results. You can be completely confident in the accuracy and reliability of the monitoring result reports we provide.
- We are committed to always offering the most competitive and reasonable prices on the market, and we are also always ready to provide consultation and answer any questions about monitoring services in the quickest and most professional manner.
- With Nam Viet’s quotation, you can easily choose the service packages that suit your needs. We are committed to bringing you the highest satisfaction with our professional service quality.

