Potassium Thiocyanate GR 250gm
for analysis EMSURE® ACS,ISO,Reag. Ph Eur
Manufacturer: Merck
Catalog ID: 105125.0250
Stock: In Stock
Description
| Catalogue Number | 105125 |
| Replaces | PX1630; PX1630-20; PX1630-1 |
| Synonyms | Potassium sulfocyanide |
Product Information
| CAS number | 333-20-0 |
| EC index number | 615-004-00-3 |
| EC number | 206-370-1 |
| Grade | ACS,ISO,Reag. Ph Eur |
| Hill Formula | CKNS |
| Chemical formula | KSCN |
| Molar Mass | 97.18 g/mol |
| HS Code | 2842 90 80 |
Physicochemical Information
| Boiling point | >400 °C (1013 hPa) Not applicable,(decomposition) |
| Density | 1.91 g/cm3 (20 °C) |
| Melting Point | 177 °C |
| pH value | 5.3 - 8.5 (50 g/l, H₂O, 20 °C) |
| Vapor pressure | <0.001 hPa (20 °C) |
| Bulk density | 750 - 1000 kg/m3 |
| Solubility | >1000 g/l |
Toxicological Information
| LD 50 oral | LD50 Rat 854 mg/kg |
Storage and Shipping Information
| Storage | Store at +5°C to +30°C. |
Specifications
| Assay (argentometric) | ≥ 99.0 % |
| Insoluble matter | ≤ 0.003 % |
| pH-value (5 %; water, 25 °C) | 5.3 - 8.5 |
| Chloride (Cl) | ≤ 0.005 % |
| Sulfate (SO₄) | ≤ 0.002 % |
| Sulphide (S) | ≤ 0.001 % |
| Heavy metals (as Pb) | ≤ 0.0005 % |
| Cu (Copper) | ≤ 0.0002 % |
| Fe (Iron) | ≤ 0.0001 % |
| Na (Sodium) | ≤ 0.005 % |
| NH₄ (Ammonium) | ≤ 0.002 % |
| Pb (Lead) | ≤ 0.0002 % |
| Iodine consuming substances | ≤ 0.025 % |
| Corresponds to ACS,ISO,Reag. Ph Eur |
