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| LC5244 Sodium sulfate anhydrous for analysis |
| Order number | Packaging | Quantity | Price € |
| AC32244 | Plastic bottle | 500 g | 11.79 |
| AC32244 | Plastic bottle | 1 kg | 19.80 |
| AC32244 | Plastic bottle | 5 kg | 75.15 |
| AC32244 | Fiber carton | 25 kg | inquire |
| Product information | |
| Hill Formula | Na2O4S |
| Chemical formula | Na2SO4 |
| HS Code | 2833 11 00 |
| EC number | 231-820-9 |
| Molar mass | 142.04 g/mol |
| CAS number | 7757-82-6 |
| Chemical and physical data | |
| Solubility | 200 g/l (20 °C) |
| Melting point | 888 °C |
| Molar mass | 142.04 g/mol |
| Density | 2.70 g/cm3 (20 °C) |
| Bulk density | 1400 – 1600 kg/m3 |
| pH value | 4 – 7 (200 g/l, H2O, 20 °C) |
| Safety information | |
| RTECS | WE1650000 |
| Storage class | 10 – 13 Other liquids and solids |
| WGK | WGK 1 slightly water endangering |
| Disposal | 14 Inorganic salts: Container I. Neutral solutions of the these salts: Container D. Before placing in Container D, check the pH with pH-Universal indicator strips (Item No. 109535). |
| Specifications | |
| Assay – alkalimetric |
≥ 99.0 % |
| – alkalimetric, calculated on dried substance | 98.5 – 101.0 % |
| Identity | passes test |
| Appearance of solution | passes test |
| Insoluble matter | ≤ 0.01 % |
| Acidity or alkalinity | passes test |
| pH-value (5 %; water; 25 °C) | 5.2 – 8.0 |
| Chloride (Cl) | ≤ 0.001 % |
| Phosphate (PO4) | ≤ 0.001 % |
| Total nitrogen (N) | ≤ 0.0005 % |
| Heavy metals (as Pb) | ≤ 0.0005 % |
| As (Arsenic) | ≤ 0.0001 % |
| Ca (Calcium) | ≤ 0.005 % |
| Fe (Iron) | ≤ 0.0005 % |
| K (Potassium) | ≤ 0.002 % |
| Mg (Magnesium) | ≤ 0.001 % |
| Loss on drying (130 °C) | ≤ 0.5 % |
| Loss on ignition (800 °C) | ≤ 0.5 % |