Ammonium Hepta Molybdate 250Grm
Ammonium heptamolybdate tetrahydrate (ammonium molybdate) cryst. extra pure. CAS No. 12054-85-2, EC Number 234-722-4.
Manufacturer: Merck
Catalog ID: 101180.0250
Stock: In Stock
Description
| Catalogue Number | 101180 |
| Synonyms | Ammonium molybdate, Hexammonium heptamolybdate 4-hydrate |
Product Information
| CAS number | 12054-85-2 |
| EC number | 234-722-4 |
| Hill Formula | H₂₄Mo₇N₆O₂₄ * 4 H₂O |
| Chemical formula | (NH₄)₆Mo₇O₂₄ * 4 H₂O |
| Molar Mass | 1235.86 g/mol |
| HS Code | 2841 70 00 |
Applications
| Application | Ammonium heptamolybdate tetrahydrate (ammonium molybdate) cryst. extra pure. CAS No. 12054-85-2, EC Number 234-722-4. |
Physicochemical Information
| Density | 2.498 g/cm3 (20 °C) |
| Melting Point | 90 °C Elimination of water of crystallisation |
| pH value | 5.3 (50 g/l, H₂O, 20 °C) |
| Bulk density | 800 kg/m3 |
| Solubility | 400 g/l |
Storage and Shipping Information
| Storage | Store at +5°C to +30°C. |
Specifications
| Assay (precipitative titration) | 99.3 - 101.8 % |
| Identity | passes test |
| Insoluble substances | ≤ 0.005 % |
| Chloride (Cl) | ≤ 0.002 % |
| Nitrate (NO₃) | passes test |
| Phosphate (PO₄) | ≤ 0.0005 % |
| Phosphate, Arsenate, Silicate (as PO₄) | passes test |
| Sulfate (SO₄) | ≤ 0.02 % |
| Heavy metals (as Pb) | ≤ 0.001 % |
| K (Potassium) | ≤ 0.005 % |
| Mg (Magnesium) | ≤ 0.005 % |
| Na (Sodium) | ≤ 0.005 % |
| Magnesium and alcali salts | ≤ 0.02 % |
