Description
Ammonium Bifluoride 98% – AR / LAB Grade for Glass Etching, Cleaning, and Surface Treatment
Ammonium Bifluoride (CAS No. 1341-49-7) is a high-purity, white crystalline compound widely utilized across various industrial sectors due to its efficient and controlled fluoride reactivity. This 98% pure formulation is offered in both AR (Analytical Reagent) and LAB grades, ensuring effectiveness in precision laboratory tasks as well as robust industrial processes.
Chemical Composition and Physical Properties
| Property | Specification |
|---|---|
| Chemical Name | Ammonium Bifluoride |
| CAS Number | 1341-49-7 |
| Purity | 98% |
| Appearance | White Crystalline Solid |
| Odor | Slight, pungent odor (when moist) |
| Grade | AR / LAB |
| Molecular Formula | NH₄HF₂ |
| Molecular Weight | 57.04 g/mol |
| Melting Point | ~126 °C |
| Solubility | Soluble in Water |
| Shelf Life | 5 Years |
| Packaging | HDPE or Acid-Resistant Containers |
| UN Number | 1727 |
Key Applications
Glass Etching and Frosting
Ammonium Bifluoride is essential in glass etching applications, where it helps produce frosted or patterned finishes. Its ability to release hydrogen fluoride (HF) when dissolved in water makes it ideal for controlled surface reactions.
Stainless Steel and Aluminum Cleaning
Commonly used in metal cleaning and pickling processes, this compound removes oxides and scale from stainless steel and aluminum surfaces, preparing them for further treatment or finishing.
Surface Treatment and Metal Finishing
The compound is involved in surface treatment operations where effective activation or passivation of surfaces is required. It is widely used before electroplating or anodizing.
Descaling and Rust Removal
Its fluoride ions make it highly effective in industrial descaling and rust removal, particularly in heat exchangers, pipelines, and chemical reactors.
Fluxes and Laboratory Use
Ammonium Bifluoride is employed in metal fluxes and soldering agents, and also finds application as a fluoride reagent in laboratories for fluoride chemistry research.
Storage and Handling
Due to its corrosive and toxic nature, Ammonium Bifluoride must be stored in sealed acid-resistant containers, kept in well-ventilated, dry areas. Use of protective gloves, goggles, and chemical-resistant aprons is essential during handling.
