Chromium (VI) Oxide GR 250gm
for analysis EMSURE®
Manufacturer: Merck
Catalog ID: 100229.0250
Stock: In Stock
Description
| Catalogue Number | 100229 |
| Synonyms | Chromic anhydride, Chromium trioxide |
Product Information
| CAS number | 1333-82-0 |
| EC index number | 024-001-00-0 |
| EC number | 215-607-8 |
| Hill Formula | CrO₃ |
| Molar Mass | 99.99 g/mol |
| HS Code | 2819 10 00 |
Physicochemical Information
| Density | 2.7 g/cm3 (20 °C) |
| Melting Point | 197 °C |
| pH value | <1 (100 g/l, H₂O, 20 °C) |
| Bulk density | 900 kg/m3 |
Storage and Shipping Information
| Storage | Store below +30°C. |
Specifications
| Assay (iodometric) | ≥ 99.0 % |
| Chloride (Cl) | ≤ 0.005 % |
| Sulfate (SO₄) | ≤ 0.02 % |
| Total nitrogen (N) | ≤ 0.005 % |
| Fe (Iron) | ≤ 0.01 % |
| K (Potassium) | ≤ 0.005 % |
| Na (Sodium) | ≤ 0.2 % |
| Substances precipitated by ammonia | ≤ 0.02 % |
| Loss on Drying (105°C) | ≤ 1.0 % |
