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Product Name: Ammonium Bifluoride(flake)
CAS No.: 1341-49-7
Molecular Formula: NH4F·HF
Molecular weight: 57.05
Technology Index: GB28655-2012
Properties: The product is a white powdery or flaky crystal. It can deliquesce easily and dissolve easily in water. It can dissolve in alcohol slightly. It can be resolved when it is affected by the heat or it is in hot water. It can corrode glass. It's poisonous.
Application: The product can be used for glass frosting or extracting rare elements and used as a preservative or a mordant.
Storage: Moisture-proof and sealed preservation is needed.
Transport: It should be treated as inorganic poisonous goods.
Packing: In a polythene plastic bag. Net weight is 25kg per bag.
Item | Index | ||
---|---|---|---|
Top Grade | Superior Grade | First Grade | |
Ammonium Bifluoride (NH4HF2)(dry basis), % ≥ | 98.0 | 97.0 | 95.0 |
Dried Weightlessness, % ≤ | 1.5 | 3.0 | 5.0 |
Ignition Residue Content, % ≤ | 0.1 | 0.2 | 0.2 |
Sulphate(SO4)Content, % ≤ | 0.1 | 0.1 | 0.1 |
Ammonium Fluorosilicate[(NH4)2SiF6]Content, % ≤ | 0.5 | 2.0 | 4.0 |