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Guizhou SINO-PHOS Chemical Co., Ltd. is a company with more than 18 years of experience specializing in the production and supply of a series of chemical products. SINO-PHOS has advanced production lines and scientific research teams. We can provide OEM services and solutions. Strict quality control and excellent service have made us among the reliable suppliers for many well-known brands in the world. The main products include phosphoric acid, sodium tripolyphosphate, sodium hexametaphosphate, sodium tripophosphate, sodium pyrophosphate, etc. At present, it has formed an annual production scale of 30,000 tons of phosphate and 60,000 tons of phosphate. In 2009, the company passed ISO9001 international quality system certification.
All SINO-PHOS products comply with international quality standards, and customers come from different markets around the world. For example Nepal,Vietnam,Ecuador etc. Nearly one-third of our clients have been with us for more than ten years. Thinking what customers think and doing what customers think, we sincerely hope to establish long-term friendly cooperative relations with more friends at home and abroad to develop together and embrace fruitful results!
Storage Type | Avoid sunlight and violent strike |
Specification | 87% |
Shelf Life | 1 year |
Manufacturer | made in China |
Ingredients | phosphate raw matrial products |
Content | phosphate raw matrial products |
Address | China |
Instruction for use | phosphate raw matrial products |
Place of Origin | guizhou, China |
CAS No. | 7664-38-2 |
Other Names | phosphoric acid solutions |
MF | H3O4P |
EINECS No. | 231-633-2 |
FEMA No. | 2900 | PHOSPHORIC ACID |
Brand Name | SINO-PHOS |
Model Number | CAS 7664-38-2 |
Product name | phosphoric acid etching |
Appearance | Solid or Viscous Liquid |
Shelf Life | 3 Years |
Usage | Acidity Regulators |
Package | 231kg/drum |
Function | Food Additives |
Product Type | Food Additives |
CAS | 7664-38-2 |
Key word | Phosphoric Acid, PA |
Color | ≤13(APHA) |
Packaging Details | Packing of Factory supply Phosphoric Acid 85% 75% Phosphoric Acid Net weight 35KG, 304KG/342KG, 1650KG/1670KG per drum, Plastic drum, IBC drum, or based on the customers' requirement |
Supply Ability | 9642 Metric Ton/Metric Tons per Month |
Quantity (kilograms) | > 151 |
Lead time (days) | 10 |
phosphoric acid etching bearings FAQs Guide phosphoric acid etching is a colorless, odorless inorganic acid with the chemical formula H3PO4. It has a wide range of uses in various industries, including food and beverage, fertilizer production, and industrial cleaning. As a food additive, it is commonly used as a flavor enhancer and preservative. In fertilizer production, it serves as a source of phosphorous, an essential nutrient for plant growth. In industrial cleaning, it is used as an effective descaler for metal surfaces. Highly versatile and effective, phosphoric acid etching is a vital ingredient in many products and processes.
2.What compounds are produced when phosphoric acid etching reacts with phosphate?
3.What compounds are produced when phosphoric acid etching reacts with oxides?
4.Are there any alternatives to using phosphoric acid etching in food and beverage production?
5.Under what circumstances is contact with phosphoric acid etching necessary?
6.What compounds are produced when phosphoric acid etching reacts with a base?
7.Is phosphoric acid etching present in soft drinks?
8.What is the acidity of phosphoric acid etching?
9.What are the functions of phosphoric acid etching in food processing?
10.What does the reaction of phosphoric acid etching with water produce?
11.What effect does phosphoric acid etching have on plants?
12.How is phosphoric acid etching used in the production of detergents?
13.What safety issues does phosphoric acid etching cause?
1.What are the potential health effects of phosphoric acid etching?
In small amounts, phosphoric acid is generally safe for human consumption. However, long-term exposure to high concentrations can cause damage to the teeth and bones. It can also irritate the skin and respiratory tract if inhaled.
2.What compounds are produced when phosphoric acid etching reacts with phosphate?
We attach importance to the innovation ability and team spirit of employees, have advanced R & D facilities and laboratories, and have a good quality management system.
When phosphoric acid reacts with phosphate, the following compounds are produced:
1. Dihydrogen phosphate (H2PO4-)
2. Monohydrogen phosphate (HPO42-)
3. Phosphate (PO43-)
4. Water (H2O)

3.What compounds are produced when phosphoric acid etching reacts with oxides?
We are committed to providing personalized solutions and established long -term strategic cooperative relationships with customers.
When phosphoric acid reacts with oxides, it produces a group of chemicals called phosphates. This reaction results in the formation of different types of phosphates, such as monophosphates, diphosphates, and triphosphates. These compounds are important in various industrial and agricultural applications, such as fertilizers, detergents, and food additives. Phosphates also play a crucial role in biological processes, such as metabolism and cellular signaling. They are essential for the growth and development of plants and animals, making phosphoric acid an essential component in many industries and scientific fields.
4.Are there any alternatives to using phosphoric acid etching in food and beverage production?
Yes, there are alternatives to using phosphoric acid in food and beverage production. Citric acid and lactic acid are commonly used as substitutes, providing similar tartness and preservative properties.

5.Under what circumstances is contact with phosphoric acid etching necessary?
We are a new phosphoric acid etching manufacturer.
Contact with Phosphoric acid is necessary under various circumstances. It is commonly used in industries such as agriculture, food, and pharmaceuticals as a fertilizer, food additive, and for acidulation reactions in the production of various products. In addition, it is also crucial in the manufacturing of detergents and cleaners, as well as in the production of dental products and medicines. With its strong acidic properties, Phosphoric acid is an important component in many industrial processes and plays a significant role in the production of numerous everyday products.
6.What compounds are produced when phosphoric acid etching reacts with a base?
We pay attention to user experience and product quality, and provide the best product quality and lowest production cost for cooperative customers.
When phosphoric acid, a commonly used substance in fertilizers and food additives, reacts with a base, such as sodium hydroxide, several compounds are produced. These include water, a salt (such as sodium phosphate), and potentially hydrogen gas if a strong base is used. This reaction, known as neutralization, is an important process in chemical reactions and can be used to balance pH levels in various industries. Phosphoric acid is also critical in the body for maintaining proper electrolyte balance and supporting healthy bone growth.

7.Is phosphoric acid etching present in soft drinks?
Yes, phosphoric acid is commonly used in the production of soft drinks, particularly colas. It is added to give a tangy and sharp taste to the beverage, and also acts as a preservative to prevent bacteria growth.
8.What is the acidity of phosphoric acid etching?
We focus on our customers' needs and strive to meet their expectations, so we take this very seriously.
The acidity of phosphoric acid is moderate, with a pH of around 2.2.

9.What are the functions of phosphoric acid etching in food processing?
We have rich industry experience and professional knowledge, and have strong competitiveness in the market.
Phosphoric acid, also known as orthophosphoric acid, is an important acid that is widely used in food processing due to its various functions. Firstly, it is commonly used as a pH regulator or acidulant to adjust and maintain the acidity of food products. This is crucial for achieving the desired taste, texture, and appearance of food. Additionally, phosphoric acid serves as a chelating agent, which means it can bind with metal ions and prevent them from reacting with other ingredients in food, therefore improving shelf life and stability. It is also used as a leavening agent in baking, helping to create a light and airy texture in breads and cakes. Moreover, phosphoric acid is a key component in the production of soft drinks, as it provides a tangy and refreshing taste. Lastly, it acts as a preservative, inhibiting the growth of bacteria and molds in food products.
10.What does the reaction of phosphoric acid etching with water produce?
The reaction of phosphoric acid (H3PO4) with water (H2O) produces a solution of phosphoric acid in water. This solution is acidic and contains H+ ions from the dissociation of the acid. The reaction can be represented by the following equation:
H3PO4 + H2O → H+ + H2PO4- + H2O
The H+ ions combine with water molecules to form hydronium ions (H3O+), which give the solution its acidic properties. The H2PO4- ions also contribute to the acidity of the solution. Overall, the reaction produces a solution that is highly acidic and can be used in various industrial and laboratory applications.

11.What effect does phosphoric acid etching have on plants?
We adhere to the principle of integrity and transparency, and establish long -term relationships with partners, and we attach great importance to this detail.
Phosphoric acid is a source of phosphorus, an essential nutrient for plant growth. It helps plants with root development, photosynthesis, and overall growth. However, excessive amounts of phosphoric acid can be harmful to plants, causing nutrient imbalances and potentially damaging the plant's roots. It is important to use phosphoric acid in moderation and follow recommended application rates to avoid negative effects on plants.
12.How is phosphoric acid etching used in the production of detergents?
Phosphoric acid is used in detergents as a cleaning agent, as it can effectively remove mineral deposits and prevent rust and corrosion. It also acts as a pH adjuster, helping to maintain the desired pH level of the detergent.

13.What safety issues does phosphoric acid etching cause?
We have a first -class management team, and we pay attention to teamwork to achieve common goals.
Phosphoric acid is a chemical compound commonly used in the production of fertilizers, detergents, and food additives. However, it can also pose significant safety hazards if mishandled or ingested. One of the main concerns with phosphoric acid is its corrosive nature, which can cause severe burns if it comes into contact with the skin or eyes. Inhaling its vapors can also irritate the respiratory system and lead to breathing difficulties. Furthermore, if ingested in high concentrations, it can cause digestive problems and potentially lead to organ damage. Taking appropriate precautions and following safety guidelines when handling phosphoric acid is crucial to minimize potential health risks.