Sodium Molybdate Dihydrate GR 250gm
for analysis EMSURE®
Manufacturer: Merck
Catalog ID: 106521.0250
Stock: In Stock
Description
| Catalogue Number | 106521 |
Product Information
| CAS number | 10102-40-6 |
| EC number | 231-551-7 |
| Hill Formula | Na₂MoO₄ * 2 H₂O |
| Chemical formula | Na₂MoO₄ * 2 H₂O |
| Molar Mass | 241.95 g/mol |
| HS Code | 2841 70 00 |
Physicochemical Information
| Density | 2.71 g/cm3 (22 °C) (for the dihydrate) |
| Melting Point | 687 °C Elimination of water of crystallisation |
| pH value | 9 - 10 (840 g/l, H₂O, 20 °C) |
| Bulk density | 1000 - 1400 kg/m3 |
| Solubility | 840 g/l |
Toxicological Information
| LD 50 oral | LD50 Rat 4233 mg/kg |
| LD 50 dermal | LD50 Rat > 2000 mg/kg |
Storage and Shipping Information
| Storage | Store at +5°C to +30°C. |
Specifications
| Assay (precipitative titration) | ≥ 99.5 % |
| pH-value (5 %; water) | 7.0 - 10.5 |
| Chloride (Cl) | ≤ 0.005 % |
| Nitrate (NO₃) | ≤ 0.005 % |
| Phosphate, Arsenate, Silicate (as PO₄) | ≤ 0.001 % |
| Sulfate (SO₄) | ≤ 0.005 % |
| Fe (Iron) | ≤ 0.001 % |
| NH₄ (Ammonium) | ≤ 0.001 % |
| Pb (Lead) | ≤ 0.001 % |
