Di-Sodium Hydrogen Phosphate Anhydrous S-Pure 500Ml
di-Sodium hydrogen phosphate anhydrous 99.99 Suprapur®. CAS 7558-79-4, chemical formula Na₂HPO₄.
Manufacturer: Merck
Catalog ID: 106566.0500
Stock: In Stock
Description
| Catalogue Number | 106566 |
| Description | di-Sodium hydrogen phosphate |
Product Information
| CAS number | 7558-79-4 |
| EC number | 231-448-7 |
| Hill Formula | HNa₂O₄P |
| Chemical formula | Na₂HPO₄ |
| Molar Mass | 141.96 g/mol |
| HS Code | 2835 22 00 |
Applications
| Application | di-Sodium hydrogen phosphate anhydrous 99.99 Suprapur®. CAS 7558-79-4, chemical formula Na₂HPO₄. |
Physicochemical Information
| Melting Point | 250 °C (decomposition) |
| pH value | 8.7 - 9.3 (10 g/l, H₂O, 20 °C) |
| Bulk density | 880 kg/m3 |
| Solubility | 77 g/l |
Toxicological Information
| LD 50 oral | LD50 Rat > 2000 mg/kg |
Storage and Shipping Information
| Storage | Store at +5°C to +30°C. |
Specifications
| Purity (metallic) | ≥ 99.99 % |
| Assay (acidimetric) | ≥ 99.0 % |
| Absorbance (at 260 nm; 10 %; 2 cm; water) | ≤ 0.010 |
| Chloride (Cl) | ≤ 5 ppm |
| Sulphate (SO₄) | ≤ 30 ppm |
| Total nitrogen (N) | ≤ 10 ppm |
| As (Arsenic) | ≤ 0.1 ppm |
| Ba (Barium) | ≤ 10.0 ppm |
| Ca (Calcium) | ≤ 0.50 ppm |
| Cd (Cadmium) | ≤ 0.010 ppm |
| Ce (Cerium) | ≤ 0.010 ppm |
| Co (Cobalt) | ≤ 0.010 ppm |
| Cr (Chromium) | ≤ 0.050 ppm |
| Cs (Cesium) | ≤ 5 ppm |
| Cu (Copper) | ≤ 0.010 ppm |
| Eu (Europium) | ≤ 0.010 ppm |
| Fe (Iron) | ≤ 0.05 ppm |
| Hg (Mercury) | ≤ 0.05 ppm |
| K (Potassium) | ≤ 2.0 ppm |
| La (Lanthanum) | ≤ 0.010 ppm |
| Li (Lithium) | ≤ 1.0 ppm |
| Mg (Magnesium) | ≤ 0.10 ppm |
| Mn (Manganese) | ≤ 0.010 ppm |
| Ni (Nickel) | ≤ 0.050 ppm |
| Pb (Lead) | ≤ 0.010 ppm |
| Rb (Rubidium) | ≤ 5.0 ppm |
| Sm (Samarium) | ≤ 0.010 ppm |
| Sr (Strontium) | ≤ 0.50 ppm |
| Tl (Thallium) | ≤ 0.01 ppm |
| Y (Yttrium) | ≤ 0.010 ppm |
| Yb (Ytterbium) | ≤ 0.010 ppm |
| Zn (Zinc) | ≤ 0.050 ppm |
