Sodium Dithionite LAB 500grm
for analysis EMSURE®
Manufacturer: Merck
Catalog ID: 106507.0500
Stock: In Stock
Description
| Catalogue Number | 106507 |
| Replaces | SX0530; SX0530-1 |
| Synonyms | Sodium hydrosulfite, Sodium hypodisulfite |
Product Information
| CAS number | 7775-14-6 |
| EC index number | 016-028-00-1 |
| EC number | 231-890-0 |
| Hill Formula | Na₂O₄S₂ |
| Chemical formula | Na₂S₂O₄ |
| Molar Mass | 174.11 g/mol |
| HS Code | 2831 10 00 |
Physicochemical Information
| Density | 2.5 g/cm3 (20 °C) |
| Flash point | >100 °C |
| Ignition temperature | >200 °C |
| Melting Point | 100 °C (decomposition) |
| pH value | 5.5 - 8.5 (50 g/l, H₂O, 20 °C) |
| Bulk density | 1250 kg/m3 |
| Solubility | 250 g/l (slow decomposition) |
Toxicological Information
| LD 50 oral | LD50 Rat 2500 mg/kg |
Storage and Shipping Information
| Storage | Store at +5°C to +30°C. |
Specifications
| Assay (iodometric) | ≥ 85 % |
| Identity | passes test |
| Chloride (Cl) | ≤ 0.01 % |
| Fe (Iron) | ≤ 0.002 % |
