Sodium Carbonate Decahyderate GR 1 Kg
for analysis EMSURE® ISO,Reag. Ph Eur
Manufacturer: Merck
Catalog ID: 106391.1000
Stock: In Stock
Description
| Catalogue Number | 106391 |
| Synonyms | Soda, Sodium Carbonate decahydrate |
Product Information
| CAS number | 6132-02-1 |
| EC index number | 011-005-00-2 |
| EC number | 207-838-8 |
| Grade | ISO,Reag. Ph Eur |
| Hill Formula | CNa₂O₃ * 10 H₂O |
| Chemical formula | Na₂CO₃ * 10 H₂O |
| Molar Mass | 286.14 g/mol |
| HS Code | 2836 20 00 |
Physicochemical Information
| Density | 1.44 g/cm3 (20 °C) |
| Melting Point | 33 °C Elimination of water of crystallisation |
| pH value | 11 - 12 (50 g/l, H₂O, 25 °C) |
| Bulk density | 700 - 900 kg/m3 |
| Solubility | 210 g/l |
Toxicological Information
| LD 50 oral | LD50 Rat 4090 mg/kg |
Storage and Shipping Information
| Storage | Store at +15°C to +25°C. |
Specifications
| Assay (acidimetric, Na₂CO₃) | 36.7 - 40.0 % |
| Assay (acidimetric) | 99.0 - 102.0 % |
| Identity | passes test |
| Appearance of solution | passes test |
| Alkali hydroxides and Alkali hydrogen carbonates | passes test |
| Chloride (Cl) | ≤ 0.0005 % |
| Sulfate (SO₄) | ≤ 0.003 % |
| Phosphate and Silicate (as SiO₂) | ≤ 0.002 % |
| Total sulfur (as SO₄) | ≤ 0.003 % |
| Total nitrogen (N) | ≤ 0.0005 % |
| Heavy metals (as Pb) | ≤ 0.0005 % |
| Al (Aluminium) | ≤ 0.0005 % |
| As (Arsenic) | ≤ 0.0002 % |
| Ca (Calcium) | ≤ 0.002 % |
| Fe (Iron) | ≤ 0.0002 % |
| K (Potassium) | ≤ 0.005 % |
| Mg (Magnesium) | ≤ 0.0002 % |
| Corresponds to ISO, Reag. Ph Eur |
