Sodium Thiosulfate Anhydrous 250g
anhydrous EMPLURA®
Manufacturer: Merck
Catalog ID: 106512.0250
Stock: In Stock
Description
| Catalogue Number | 106512 |
| Synonyms | Antichlor |
Product Information
| CAS number | 7772-98-7 |
| EC number | 231-867-5 |
| Hill Formula | Na₂O₃S₂ |
| Molar Mass | 158.11 g/mol |
| HS Code | 2832 30 00 |
Physicochemical Information
| Density | 1.67 g/cm3 (20 °C) |
| pH value | 6.0 - 8.5 (50 g/l, H₂O, 20 °C) |
| Bulk density | 1350 kg/m3 |
| Solubility | 701 g/l |
Toxicological Information
| LD 50 oral | LD50 Rat > 5000 mg/kg |
Storage and Shipping Information
| Storage | Store at +5°C to +30°C. |
Specifications
| Assay (iodometric) | ≥ 97.0 % |
| Identity | passes test |
| pH-value (5 %; water) | 6.0 - 8.5 |
| Sulphide (S) | ≤ 0.002 % |
| Heavy metals (as Pb) | ≤ 0.005 % |
| Fe (Iron) | ≤ 0.005 % |
