Dicalcium phosphate 2AQ
General Product Information
| Article | Dicalcium phosphate 2AQ |
| Synonyms | Dicalcium phosphate dihydrate, DCPD |
| CAS No. | 7757-93-9 |
| EEG No. | – |
| EINECS No. | 231-826-1 |
| IMO | – |
| Tariff Code | 28352590 |
| UN No. | – |
| VLG/ADR | – |
Description
Dicalcium phosphate 2AQ is an inorganic compound widely used in the pharmaceutical and feed industries, as well as in the food industry. It is a potassium phosphate compound composed mainly of calcium and phosphate ions. It is a white crystalline powder and is often added to products for promoting bone health, strengthening teeth and as an additive in animal feeds to increase calcium and phosphorus levels.
Characteristics
- Odor: Odorless.
- Hygroscopic: No.
- Color: White.
- Grade: Food.
- Solubility: Slightly soluble in water. Soluble in dilute acids.
- Taste: –
- Shape: Crystalline powder.
Physical & Chemical Properties
| Chemical Structure | CaHPO4-2H2O |
| Molar Weight | 172.09 g/mol |
| Melting Point | Decomposes at approximately 370 °C |
| Boiling Point | – |
| Density | 2.32 g/cm³ |
| Refractive Index | – |
| pH | 4.5 – 5.5 (on 1% solution) |
Interessing Links
- Codex Alimentarius (FAO/WHO) – Guidelines and standards for food additives and ingredients.
- European Chemicals Agency (ECHA) – For chemical information and regulations.
- European Food Information Council (EFIC)
- European Food Safety Authority (EFSA) – Information on the safety and uses of food additives and ingredients.
- PubChem – Dicalcium Phosphate-Dihydrate – Chemical information by the National Library of Medicine of the National Center for Biotechnology Information (NIH-NCBI).
Applications
Dicalcium phosphate 2AQ is applied in various ways, for instance:
1. Food Industry
It is often used as a source of calcium and phosphorus in dietary supplements and as an additive in animal feeds. In the food industry, it plays a role in strengthening bones and teeth at both humans and animals.
2. Pharmaceutical Industry
It is used in the production of drugs and vitamins, especially in products aimed at improving bone health or at treating calcium or phosphorus deficiencies.
3. Veterinary Medicine
In animal feeds, dicalcium phosphate is added to ensure proper bone development and maintenance of health at cattle, dogs, and other animals.
4. Agriculture
It is used in Agriculture as a fertilizer to improve phosphorus and calcium levels in the soil.