Discover top-quality Phosphoric Acid from Guangzhou Zhifan Chemical Co., Ltd. Perfect for industry and food-grade applications. Get your 50kg supply now!
Phosphoric Acid
Phosphoric acid, also known as orthophosphoric acid, is a common inorganic acid with a chemical formula of H3PO4 and a molecular weight of 97.995. It is a three-basic weak acid with properties similar to other acids but distinct in its applications. Phosphoric acid is widely used in pharmaceutical, food, fertilizer, and other industries due to its versatility.
Key Features:
- Non-volatile and stable
- Three-basic weak acid
- Deliquescent in air
- Used in various industries including pharmaceutical, food, and fertilizer
Applications:
- Rust inhibitor
- Food additive
- Dental and orthopedic applications
- Corrosive agent
- Electrolyte
- Flux and dispersant
- Raw material for fertilizers
- Component in household cleaning products
For high-quality phosphoric acid, trust Guangzhou Zhifan Chemical Co., Ltd. to deliver exceptional products for your industrial needs.

Item | 85% Phosphoric acid | 75% Phosphoric acid |
Chroma/ Hazen | 20.0 Max | 20 Max |
Phosphoric acid (H3PO4),w/% | 85.0 Min | 75.0 Min |
Chloride (Calculated by CL),w/% | 0.0005 Max | 0.0005 Max |
Sulfate (Calculated by SO4),w/% | 0.003 Max | 0.003 Max |
Iron (Calculated by Fe),w/% | 0.002 Max | 0.002 Max |
Arsenic (As),w/% | 0.0001 Max | 0.0001 Max |
Heavy metal (Calculated by Pb),w/% | 0.001 Max | 0.001 Max |


Product Description
Phosphoric Acid by Guangzhou Zhifan Chemical Co., Ltd.
Phosphoric acid, produced by Guangzhou Zhifan Chemical Co., Ltd., serves various industries with its versatile applications:
Agriculture:
Essential raw material for phosphate fertilizers and feed nutrients.
Industry:
- Protects metal surfaces from corrosion
- Improves metal surface finish as a chemical polishing agent
- Used in detergents, pesticides, and flame retardants
Food:
Acts as a sour agent and yeast nutrient in food products, including popular beverages like Coca-Cola. Enhances nutritional value as a food additive.
Medicine:
Enables the production of phosphorus-containing drugs for various medical applications.
Choose Guangzhou Zhifan Chemical Co., Ltd. for high-quality phosphoric acid meeting diverse industry needs.




Product Description
Phosphoric Acid Handling Guidelines
Storage and handling: Phosphoric acid should be stored in a cool, ventilated, dry place, away from fire sources and flammable items. Be careful when handling to avoid damage and leakage.
Protection during use: Wear protective gloves, glasses, and protective clothing when handling phosphoric acid to avoid direct contact with skin and eyes.
Dilution and Mixing: When diluting or mixing phosphoric acid with other chemicals, do so slowly and avoid generating excessive heat or gas.
Avoid contact with certain substances: Phosphoric acid reacts violently with certain metals, oxides, or bases and should be avoided.
Emergency treatment: If you accidentally come into contact with phosphoric acid or leakage occurs, flush with plenty of water immediately and seek medical help. At the same time, take appropriate measures to prevent fires and environmental pollution.
Company name: Guangzhou Zhifan Chemical Co., Ltd.




About price: Product prices sometimes fluctuate due to raw materials and other factors. Please be sure to consult with customers to determine the price before purchasing in large quantities.
Regarding packaging: Product labels and packaging will be updated in due course. The specific packaging will be subject to the actual goods received, or you can contact the customer to obtain the current packaging diagram.
About logistics: All goods will be shipped by sea and picked up at the port by default. Products that are less than a full container will be consolidated. If you need door-to-door delivery or other needs, please contact customer service for specific communication.
Regarding timeliness: Depending on the different transportation methods and different product categories of each logistics company, the transportation time will vary. Please contact customer service for details. After the goods are delivered to the carrier, they are beyond the control of our company. If special circumstances occur, please understand and contact us in time. Contact customer service staff and resolve the issue.
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Regarding large customers: please inform us of long-term cooperation with large quantities, and our manager will contact you directly.