In the context of modern industry, Phenylacetic acid (C8H8O2) has become a common chemical in many manufacturing plants. However, its impact on the health of workers is a growing concern. This article will explore in detail the effects of Phenylacetic acid and the necessary protective measures.
1. What is Phenylacetic acid?
With the chemical formula C8H8O2, Phenylacetic acid is an organic compound belonging to the carboxylic acid group. It is formed from the combination of a benzene ring and a carboxylic acid group. Thanks to this structure, phenylacetic acid has unique physicochemical properties, contributing significantly to many industrial applications.
| No. | Chemical Name in Vietnamese | Chemical Name in English | HS Code | CAS Number | Chemical Formula |
| 1. | Axít phenyl axetic | Phenylacetic acid | 29163400 | 103-82-2 | C8H8O2 |
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2. Where does Phenylacetic acid originate from in the production process?
Phenylacetic acid originates from various production processes, especially in the chemical and pharmaceutical industries. One of the main sources of this compound is from chemical synthesis. In manufacturing plants, phenylacetic acid is often created through the reaction between phenol and acetic acid. This process is not only efficient but also helps to produce the large quantities of phenylacetic acid needed for many different applications.
In addition, phenylacetic acid can also be produced through biological fermentation. Some bacteria and fungi are capable of converting organic compounds into phenylacetic acid, creating a natural source for this compound. This can be beneficial for the biotechnology industry, where the use of renewable raw materials is very important.
Furthermore, phenylacetic acid also appears as a byproduct in the production of some other chemicals. For example, during the production of plastics or other organic compounds, phenylacetic acid can be formed due to decomposition or unwanted reactions.

3. Industries that use Phenylacetic acid in production
This is a compound that is widely used in many different industries, playing an important role in production processes and product development. One of the main fields where phenylacetic acid is applied is the pharmaceutical industry. In this field, this compound is often used to synthesize necessary active ingredients for drugs, especially in the production of therapeutic drugs.
Besides the pharmaceutical industry, phenylacetic acid is also used in the fragrance and cosmetics industry. It is added to create a characteristic scent for many products, from perfumes to skin care products. Thanks to its ability to create a sweet and pleasant aroma, phenylacetic acid has become an important ingredient in many fragrance formulas.
The plastics and chemical industries also rely on phenylacetic acid. This compound is often used as a raw material in the production of plastics, especially polyester resins. In addition, phenylacetic acid also plays a role in the production of other industrial chemicals such as pesticides and additives.
Moreover, the food processing industry also has certain applications for phenylacetic acid, usually in improving the flavor of products.
4. How does Phenylacetic acid affect workers?
Although it has many industrial applications, Phenylacetic acid also poses many health risks to workers who come into contact with it. The health effects of phenylacetic acid can be immediate or long-term, depending on the level of exposure and the protective measures used by the worker.
When in direct contact with phenylacetic acid, workers may experience irritation symptoms such as skin redness, itching, or rashes. In cases of inhaling the vapor or dust of this compound, symptoms may include coughing, difficulty breathing, or even lung problems. Studies have shown that long-term exposure to phenylacetic acid can lead to more serious problems, such as liver and kidney damage, as well as endocrine disorders.
In addition, phenylacetic acid is also thought to have the potential to affect the nervous system. Workers may feel tired, have headaches, or experience anxiety symptoms when exposed to high concentrations of this compound. These effects not only reduce work productivity but can also have a long-term impact on the quality of life of workers.
5. Permissible safe concentration of Phenylacetic acid for human exposure
The permissible safe concentration of phenylacetic acid for human exposure is a very important factor in protecting workers’ health. To determine safe concentrations, many health agencies and organizations, such as the World Health Organization (WHO) and the Occupational Safety and Health Administration (OSHA), have established specific standards and guidelines.
According to current studies and guidelines, the concentration of phenylacetic acid in the workplace air should not exceed 50 mg/m³. This concentration level is considered a safe threshold to ensure the health of workers throughout their shift. Maintaining the concentration below this level not only helps to minimize health-related risks but also limits the development of irritation symptoms due to exposure to this compound.
To control the concentration of phenylacetic acid in the air, measures such as ventilation, the use of exhaust systems, and personal protective equipment are essential. In particular, regular monitoring of the phenylacetic acid concentration at the workplace will help to promptly detect incidents and adjust work processes accordingly.
In addition to complying with safe concentrations, workers also need to be trained on risk awareness and how to use protective equipment. The combination of protective measures and compliance with regulations on safe concentrations will contribute to protecting workers’ health and ensuring a safer working environment.

At a basic level, if working in an industrial environment, it is important to comply with safety standards and limit exposure to Phenylacetic acid. Organizations like 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 impact of Phenylacetic acid on workers’ health
To minimize the impact of phenylacetic acid on workers’ health, a series of safety measures must be applied in the work environment. These measures not only help protect workers’ health but also improve work efficiency and reduce risks associated with this chemical.
First and foremost, equipping personal protective equipment is essential. Workers should be provided with equipment such as gloves, masks, safety glasses, and full-body protective clothing to limit direct contact with phenylacetic acid. This equipment creates a physical barrier, minimizing the risk of chemical exposure and protecting their health.
Next, improving ventilation in the workspace is also a crucial factor. A good ventilation system helps to circulate air, diluting the concentration of phenylacetic acid in the environment, thereby minimizing the possibility of inhaling this chemical. The use of exhaust and air filtration systems is also an effective way to control air pollution caused by phenylacetic acid.
In addition, training and raising awareness about chemical safety for workers is an indispensable part of minimizing the impact of phenylacetic acid. Workers need to be instructed on how to recognize risks, handle incidents, and follow safety procedures when working with this chemical. This not only helps them protect themselves but also contributes to building a safer work environment.
Finally, it is necessary to regularly check and assess the level of phenylacetic acid contamination in the work environment. This not only helps to promptly detect unusual changes in the chemical concentration but also helps to implement necessary corrective measures. Combining these measures will contribute to protecting workers’ health and minimizing risks related to phenylacetic acid in production.
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 compliance with safety rules.
Periodically organize occupational environment monitoring in factories and enterprises, collecting and analyzing harmful factors for workers, thereby adjusting to reduce the level of hazard to prevent occupational diseases for them.
7. National Occupational Environment Monitoring Center
Nam Viet’s Occupational Environment Monitoring Center is a professional unit for monitoring and measuring the quality of the occupational environment across all provinces in Vietnam. With a team of experienced monitoring specialists, the center uses modern measuring equipment, ensuring accuracy and reliability.
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In addition to providing monitoring services, the center also supports clients in planning, handling, and tracking occupational environment issues. With the motto “the customer is the center,” the center is concerned with customer satisfaction, meets all customer needs, and is committed to providing the best solutions for businesses.
With investment in techniques, technology, and human resources, Nam Viet’s monitoring center has become one of the reputable units in the field of occupational environment monitoring in Ho Chi Minh City with the following objectives:
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8. Quotation for occupational environment monitoring
To help businesses carry out occupational environment monitoring professionally and effectively, Nam Viet provides our customers with a quality and reasonably priced quotation for occupational environment monitoring services.
- Our monitoring quotation provides detailed information on the prices of the monitoring services we offer, including costs related to travel, measurement, analysis, and reporting of results. Customers can be completely assured of 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 advice and answer any questions about our monitoring services in the quickest and most professional manner.
- With Nam Viet’s monitoring quotation, customers can easily choose service packages that suit their needs. We are committed to bringing our customers the highest satisfaction with professional quality service.

