Di-Potassium Hydrogen Phosphate Anhydrous 1kg
anhydrous for analysis EMSURE®
Manufacturer: Merck
Catalog ID: 105104.1000
Stock: In Stock
Description
| Catalogue Number | 105104 |
| Synonyms | Dipotassium hydrogen phosphate, Potassium phosphate dibasic, Dipotassium Phosphate |
Product Information
| CAS number | 7758-11-4 |
| EC number | 231-834-5 |
| Hill Formula | HK₂O₄P |
| Chemical formula | K₂HPO₄ |
| Molar Mass | 174.18 g/mol |
| HS Code | 2835 24 00 |
Physicochemical Information
| Density | 2.44 g/cm3 (20 °C) |
| pH value | 9 (10 g/l, H₂O, 20 °C) |
| Bulk density | 700 - 1000 kg/m3 |
| Solubility | 1600 g/l |
Toxicological Information
| LD 50 oral | LD50 Rat 8000 mg/kg |
Storage and Shipping Information
| Storage | Store at +5°C to +30°C. |
Specifications
| Assay (alkalimetric) | ≥ 99.0 % |
| pH-value (5 %; water) | 8.7 - 9.3 |
| Chloride (Cl) | ≤ 0.003 % |
| Sulfate (SO₄) | ≤ 0.005 % |
| Total nitrogen (N) | ≤ 0.001 % |
| Heavy metals (as Pb) | ≤ 0.0005 % |
| Fe (Iron) | ≤ 0.0010 % |
| Na (Sodium) | ≤ 0.5 % |
| Loss on drying (130 °C) | ≤ 1.0 % |
