Product Details
| Product Name: Disodium Phosphate Dodecahydrate | CAS No.: 7558-79-4 |
| EC-No.: 231-448-7 | Min. Order: 1kg |
| Purity: 98% | Supply Ability: 10 ton |
| Release date: 2026/05/28 | |
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Food Grade Disodium Phosphate Dodecahydrate FCC E39 (II) GB1886.329-2021
Disodium Phosphate Dodecahydrate
Synonyms: Disodium Hydrogen Phosphate; Sodium Phosphate Dibasic; Disodium Monohydrogen Phosphate; Disodium Monophosphate; DSP.
Disodium Phosphate Dodecahydrate is a kind of white crystals or granules. Density 1.524g/ml. It is water soluble. CAS#7558-79-4. However, it is insoluble in alcohol.
Usage:
Disodium Phosphate Dodecahydrate commonly is used in biological assay buffers.
Sodium is required for nerve and muscle functioning. Sodium Phosphate Dibasic can be used as a dietary supplement and as a nutrient. In food, it as a sequestrant.
In water treatment, it is applied in conjunction with trisodium phosphate, retards calcium scale formation. It is also found in some detergents, cleaning agents and pH buffer solutions.
This product is known to be used in many applications including the purification of antibodies. It is used as a saline laxative to treat constipation or to clean the bowel before a colonoscopy.
| Test Items | FCC/E339(ii)/GB1886.329-2021 Standard |
| Appearance | White Odorless Powder |
| Assay | ≥98.0% |
| Loss on drying | ≤61.0% |
| pH (1% solution) | 8.4-9.6 |
| Water insoluble | ≤0.2% |
| Fluoride | ≤50ppm |
| As | ≤3ppm |
| Pb | ≤2ppm |
| Cd | ≤1ppm |
| Hg | ≤1ppm |
Storage: Store in a cool, dry area and not in direct sunlight. The preferred storage temperature should not exceed 0oC-40oC.
Shelf Life: 24 Months.
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