Ammonium heptamolybdate
Tag list： Ammonium heptamolybdate
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Product Description
Chemical Name: Ammonium heptamolybdate
Molecular Formula: (NH4)6Mo7O24
Molecular Weight: 588.04
CAS No.:12027-67-7
EINECS: 234-722-4
▏Properties
Ammonium heptamolybdate is a colorless or pale yellow-green columnar crystal. It dissolves in 2.3 parts of water and is insoluble in ethanol. It decomposes upon contact with acid. When heated to 90℃, it loses one molecule of crystalline water. It decomposes when heated to 190℃. The relative density is 2.498.
▏Composition
NO. | TEST | SPECIFICATION |
1 | Assay | ≥99.0% |
2 | Mo | ≥54.00% |
3 | K | ≤0.010% |
4 | Na | ≤0.0010% |
5 | Cu | ≤0.0005% |
6 | P | ≤0.0005% |
7 | Si | ≤0.0010% |
8 | Fe | ≤0.0008% |
9 | Pb | ≤0.0005% |
10 | Sn | ≤0.0005% |
11 | Ni | ≤0.0005% |
12 | Al | ≤0.0006% |
13 | Mg | ≤0.0006% |
14 | Mn | ≤0.0006% |
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