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phosphoric acid
XLW
Phosphoric acid is an inorganic compound composed of phosphorus and oxygen elements. Phosphoric acid plays an important role in living organisms and is a key molecule within cells. Here are some characteristics of phosphoric acid:
Acidity: Phosphoric acid is a weak acid that can release hydrogen ions in water, presenting acidity.
Dissociation: Phosphoric acid molecules can dissociate into different numbers of hydrogen ions and phosphate ions, forming different types of phosphoric acid. For example, triphosphate (H3PO4) can dissociate into monophosphate (H2PO4-) and diphosphate (HPO4-2).
Biological function: Phosphorus acid participates in the synthesis of ATP (adenosine triphosphate) molecules within cells, and ATP is the main molecule for energy transfer within cells. In addition, phosphate is also involved in the structure of DNA and RNA, as well as biological processes such as cellular signaling.
Catalysts: Phosphoric acid and its salts are often used as catalysts to accelerate chemical reactions.
Chemical synthesis: Phosphoric acid plays an important role in the process of chemical synthesis. For example, in organic chemistry, phosphoric acid can be used as a catalyst for esterification, dehydration, and other reactions.
These are some characteristics of phosphoric acid, which has a wide range of applications in biological systems and chemical experiments.
1. Product Name: Phosphoric Acid
2. Other Names: Orthophosphoric Acid
3. Molecular Formula: H3PO4
4. UN No.: 1805
5. HS No.: 2809201900
6. CAS No.: 7664-38-2
7. EIN
ECS No.: 231-633-2
8. Hazard Class: 8
9. Purity: 85%
10. Appearance: Colorless liquid
| Index | Specification | Result |
| Phosphoric Acid(H3PO4) | ≥85% | 85.2% |
| Easy oxide(In terms of H3PO3) | ≤0.012% | 0.0060% |
| Heavy metal(In terms of Pb) | ≤5.0mg/kg | 3.0mg/kg |
| Arsenic(As) | ≤0.5mg'kg | 0.1mg/kg |
| Fluoride(In terms of F) | ≤10mg'kg | 4.0 |
| Appearance | Colorless transparent goods with light viscous liquid | Colorless transparent viscous liquid |
1.phosphoric acid is used for fertilizers
2.Food-grade phosphoric acid (additive E338) is used to acidify foods and beverages such as various colas and jams, providing a
tangy or sour taste.
3.In anti-rust treatment by phosphate conversion coating or passivation
4.As an external standard for phosphorus-31 nuclear magnetic resonance.
5.In phosphoric acid fuel cells.
6.In activated carbon production.
7.In compound semiconductor processing, to etch Indium gallium arsenide selectively with respect to indium phosphide.
8.In microfabrication to etch silicon nitride selectively with respect to silicon dioxide.
9.As a pH adjuster in cosmetics and skin-care products.
10.As a sanitizing agent in the dairy, food, and brewing industries.
Packing Details:
Packaging: Packages: 25kg/bag,It can also be packaged according to customer needs, and can be affixed with your LOGO and other information.
Shipment:we have established solid cooperation with DHL,TNT,Fedex,UPS,EMS and air freight as well as sea shipping companies for many years,and it is possiable that we use your own shipping agent too.
