Customization: | Available |
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CAS No.: | 7664-38-2 |
Formula: | H3po4 |
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CHARACTERISTICS | SPECIFICATION LIMITS |
Appearance | Transparent colorless sticky fluid |
Content as H3PO4% | ≥85 |
Colority | 20 max |
Heavy metal as Pb% | 1 max |
Arsenic as As% | ≤0.00005 |
Reductive matter as H3PO3% | ≤0.012 |
Chloride as Cl % | 5 max |
Fluoride as F% | ≤0.001 |
Fertilizers: Phosphoric acid is used as a key component in the production of fertilizers. It is a primary source of phosphate, which is an essential nutrient for plant growth.
Food and beverages: Phosphoric acid is commonly used as an additive in food and beverages, such as soft drinks, to give them a tangy taste. It is also used as an acidulant in jams, jellies, and other preserves.
Water treatment: Phosphoric acid is used to adjust the pH level of water in water treatment plants. It is also used to prevent the formation of scale and corrosion in water pipes and boilers.
Metal treatment: Phosphoric acid is used as a rust remover and as a surface treatment for metals. It is also used in the production of metal coatings and as a cleaning agent for metal surfaces.
Pharmaceuticals: Phosphoric acid is used as a pH regulator in the production of pharmaceuticals. It is also used as an ingredient in some medications.
Flame retardants: Phosphoric acid is used as a flame retardant in textiles, plastics, and other materials. It helps to prevent the spread of fire by releasing water and carbon dioxide when exposed to heat.