Ammonium Heptamolybdate Tetrahydrate GR 1Kg
Ammonium heptamolybdate tetrahydrate GR for analysis ACS,ISO,Reag. Ph Eur. CAS No. 12054-85-2, EC Number 234-722-4.
Manufacturer: Merck
Catalog ID: 101182.1000
Stock: In Stock
Description
| Catalogue Number | 101182 |
| Synonyms | Ammonium molybdate, Hexammonium heptamolybdate 4-hydrate |
Product Information
| CAS number | 12054-85-2 |
| EC number | 234-722-4 |
| Grade | ACS,ISO,Reag. Ph Eur |
| 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 GR for analysis ACS,ISO,Reag. Ph Eur. 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 (as MoO₃) | 81.0 - 83.0 % |
| Assay ((NH₄)₆Mo₇O₂₄ x 4 H₂O) | ≥ 99.0 % |
| Insoluble matter | ≤ 0.005 % |
| Chloride (Cl) | ≤ 0.0005 % |
| Nitrate (NO₃) | passes test |
| Phosphate (PO₄) | ≤ 0.0005 % |
| Phosphate, Arsenate, Silicate (as PO₄) | ≤ 0.0005 % |
| Sulfate (SO₄) | ≤ 0.005 % |
| Heavy metals (as Pb) | ≤ 0.001 % |
| Cu (Copper) | ≤ 0.001 % |
| Fe (Iron) | ≤ 0.0005 % |
| Mg (Magnesium) | ≤ 0.005 % |
| K (Potassium) | ≤ 0.002 % |
| Na (Sodium) | ≤ 0.01 % |
| Pb (Lead) | ≤ 0.001 % |
| Corresponds to ACS,ISO,Reag. Ph Eur |
