Products
Product name: Ammonium Bifluoride
CAS number: 1341-49-7
Molecular formula: NH4F·HF
Molecular weight: 57.05
Quality standard: Specification GB28655-2012
Property : Fine or granular powder, white plate or flaky crystal, extremely high dissolution speed, hygroscopic, soluble in water, slightly soluble in alcohol, decomposes when heated or in hot water. It can corrode glass and is toxic.
Uses: It is used to prepare metal treating solutions, glass etching solutions, as a fluorine source or catalyst, and also for the manufacture of ceramics and magnesium alloys, extraction of rare elements, and as a preservative and mordant.
Storage: Keep dry, seal tightly.
Packaging: Packaged in polyethylene plastic bags, each bag net weight 25kg.
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Item |
Index |
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Premium grade |
First grade |
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Ammonium Bifluoride(NH5F2) content (on dry basis), % ≥ |
98.0 |
97.0 |
95.0 |
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Loss on drying, % ≤ |
1.5 |
3.0 |
5.0 |
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Residue on ignition , % ≤ |
0.1 |
0.2 |
0.2 |
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Sulfates (as SO4), % ≤ |
0.1 |
0.1 |
0.1 |
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Ammonium fluorosilicate [(NH4)2SiF6], % ≤ |
0.5 |
2.0 |
4.0 |
