Description

Tetrafluoroboric Acid is a strong, inorganic acid and a key source of the tetrafluoroborate anion. This compound is valued for its high solubility in water and organic solvents, making it a versatile reagent and catalyst in demanding chemical processes. It is essential for manufacturers and R&D facilities in the electronics, electroplating, and specialty chemical synthesis industries seeking a reliable and consistent fluoroborate source.

Application

• Electroplating & Surface Finishing: Primarily used as an electrolyte component for the electrodeposition of metals like tin, lead, and copper, providing smooth, dense coatings.
• Catalysis: Serves as a potent Lewis acid catalyst in organic synthesis, particularly for alkylation, polymerization, and isomerization reactions.
• Electronics Manufacturing: Employed in the production of printed circuit boards (PCBs) as an etchant and in the formulation of conductive pastes.
• Metal Treatment & Pickling: Used in metal surface treatment processes for cleaning and oxide removal.
• Fluoroborate Salt Production: Acts as a precursor for manufacturing various stable tetrafluoroborate salts used in ionic liquids and other advanced materials.
• Laboratory Reagent: Utilized in analytical chemistry and research as a specialized acid and fluorinating agent.

Basic Information

Product Name	Tetrafluoroboric Acid
CAS No.	14874-70-5
Molecular Formula	HBF₄
Molecular Weight	87.81 g/mol
Synonyms	Fluoroboric Acid; Hydrogen Tetrafluoroborate; Borofluoric Acid; HBF4; Tetrafluoroboric(1-) Acid; Tetrafluoroborate Acid; BF4H
EINECS	238-958-5

Quality Control

Our Tetrafluoroboric Acid is manufactured under stringent quality management systems. Each batch undergoes comprehensive analytical testing to ensure it meets precise specifications for purity, concentration, and impurity profiles. Certificates of Analysis (COA) documenting these results are provided to guarantee traceability and compliance with your technical requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated area, away from incompatible materials such as strong bases and reactive metals. Due to its corrosive nature and sensitivity to moisture, containers must be kept tightly sealed. Recommended storage temperature is between 15°C and 25°C.

Specification

Item	Specification
Appearance	Colorless to pale yellow clear liquid
Identification (IR)	Conforms
Assay (as HBF₄)	≥ 48.0 % w/w (in water)
Fluoride (as F)	≤ 0.05 %
Sulfate (as SO₄)	≤ 0.005 %
Chloride (as Cl)	≤ 0.001 %
Iron (Fe)	≤ 0.001 %
Heavy Metals (as Pb)	≤ 0.0005 %

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.