| send us an inquiry |
| LC5263 Sodium thiosulfate pentahydrate for analysis |
| Order number | Packaging | Quantity | Price € |
| AC32263 | Plastic bottle | 500 g | 14.85 |
| AC32263 | Plastic bottle | 1 kg | 25.65 |
| AC32263 | Plastic bottle | 5 kg | 106.20 |
| AC32263 | Fiber carton | 50 kg | inquire |
| Product information | |
| Hill Formula | Na2O3S2 * 5 H2O |
| HS Code | 2832 30 00 |
| EC number | 231-867-5 |
| Molar mass | 248.21 g/mol |
| CAS number | 10102-17-7 |
| Chemical and physical data | |
| Solubility | 701 g/l (20 °C) |
| Melting point | 48 °C |
| Molar mass | 248.21 g/mol |
| Density | 1.74 g/cm3 (20 °C) |
| Bulk density | 1000 kg/m3 |
| pH value | 6.0 – 7.5 (100 g/l, H2O, 20 °C) |
| Safety information | |
| RTECS | WE6660000 |
| Storage class | 10 – 13 Other liquids and solids |
| WGK | WGK 1 slightly water endangering |
| Disposal | 28 Aqueous solutions: Container D. |
| Toxicological data | |
| LD 50 oral | LD50 rat > 5000 mg/kg |
| Specifications | |
| Assay (iodometric) | 99.5 – 101.0 % |
| Identity | passes test |
| Clarity of solution | passes test |
| Insoluble matter | ≤ 0.005 % |
| pH-value – 5 %; water, 25 °C |
6.0 – 7.5 |
| – 10 %; water | 6.0 – 7.5 |
| Chloride (Cl) | ≤ 0.008 % |
| Sulfate and sulphite (as SO4) | ≤ 0.1 % |
| Sulfide (S) | passes test |
| Heavy metals (as Pb) | ≤ 0.001 % |
| Total nitrogen (N) | ≤ 0.002 % |
| Ca (Calcium) | ≤ 0.002 % |
| Cu (Copper) | ≤ 0.0005 % |
| Fe (Iron) | ≤ 0.0005 % |
| K (Potassium) | ≤ 0.001 % |
| Mg (Magnesium) | ≤ 0.001 % |
| Pb (Lead) | ≤ 0.0005 % |