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40%min / 55min
W&Q
1. Molecular Formula: HF
2. CAS NO.: 7664-39-3
3. Molecular Weight: 20.01
4. Property: It is a colorless transparent fuming liquid with pungent odor, highly corrosive. Miscible with water (exothermic reaction), soluble in ethanol. Boiling point approx. 19.5°C (for anhydrous), strong volatility and toxicity.
5. Sepcification(%):
| Index | No.1 | No.2 |
| HF | 40min | 55min |
| H2SiF6 | 0.02max | 0.2max |
| H2SO4 | 0.02max | 0.08max |

W&Q's Hydrofluoric Acid is a highly reactive inorganic acid widely used in industrial applications as a starting material for producing other fluoride salts. It serves as an etchant for sculpting and etching glass, in electroplating processes, as a reagent, in fermentation industry, and for chinaware (ceramics). Standard concentrations 40% min and 55% min, with other purities/concentrations available upon consultation and customization.
1. Efficient Glass Etching and Sculpting
With controlled concentration (40% min or 55% min, customizable), W&Q's Hydrofluoric Acid provides precise and uniform etching on glass surfaces, enabling intricate sculpting, frosting, and decorative patterns with excellent depth control.
2. Reliable Starting Material for Fluoride Salts
Serves as a high-quality raw material for synthesizing various fluoride salts, ensuring high reaction efficiency and purity in downstream fluorine chemical production.
3. Effective in Electroplating and Reagent Applications
Acts as a key component in electroplating baths and as an analytical/chemical reagent, improving process performance and accuracy with stable reactivity.
4. Versatile in Fermentation and Ceramic Industries
Used in fermentation processes and chinaware production, enhancing efficiency, surface treatment, and material quality in specialized industrial applications.
5. Easy Handling and Integration
Available in standard 40% min and 55% min concentrations (other concentrations customizable), supplied in safe, compatible packaging. Strict quality control ensures consistent performance and seamless integration into etching, plating, reagent, or synthesis processes.
Glass Etching and Sculpting: In glass processing, it serves as a powerful etchant for carving, frosting, and sculpting glass surfaces in decorative and industrial applications.
Production of Fluoride Salts: Used as a primary starting material for manufacturing various fluoride compounds in fluorine chemical synthesis.
Electroplating: Incorporated in electroplating baths to improve metal deposition, adhesion, and surface preparation.
Chemical Reagent: Employed as a reagent in laboratory and industrial chemical reactions and analyses.
Fermentation Industry: Applied in fermentation processes for pH adjustment and specific catalytic or cleaning functions.
Chinaware (Ceramics): Used in ceramic production for surface treatment, etching, or formulation enhancement.
Why does W&Q offer Hydrofluoric Acid in 40% min and 55% min concentrations?
These are our standard concentrations for optimal balance of reactivity, safety, and application performance. 40% min is commonly used for controlled etching and reagent applications, while 55% min provides stronger activity for demanding processes. Other concentrations are customizable upon request.
Yes! Simply provide your logo or label design, and we'll incorporate it into the packaging—helping you maintain brand consistency in your supply chain.
What safety precautions are essential when handling W&Q's Hydrofluoric Acid?
Hydrofluoric Acid is extremely corrosive and toxic, capable of causing severe burns and systemic poisoning (even through skin contact). Always use full acid-resistant PPE (special HF gloves, goggles, face shield, apron, respirator) in a fume hood. Have calcium gluconate gel and emergency eyewash/shower readily available. Never handle alone. Our comprehensive SDS and dedicated HF safety guidelines must be followed strictly.
Is W&Q's Hydrofluoric Acid suitable for glass etching, fluoride salt production, electroplating, or other industrial applications? Are there regulatory considerations?
Yes – W&Q's Hydrofluoric Acid is specifically optimized for use as a starting material for fluoride salts, glass etching/sculpting, electroplating, reagent, fermentation industry, and chinaware applications. Backed by W&Q's years of expertise in inorganic fluorine chemicals and stable production capacity, it delivers reliable results in demanding environments. Hydrofluoric Acid is highly hazardous—strict safety protocols required. We provide comprehensive safety data sheets (SDS), handling guidelines, and documentation to support safe use and local regulatory compliance.
W&Q stands out as a leading supplier of Hydrofluoric Acid, backed by our expertise in fine chemicals and customer focus:
• We offer a full product line of cobalt, nickel, copper, fluoride, tungsten, and rare earth compounds—so you can source all your industrial chemicals from a single, reliable supplier.
• Our team includes professional technical personnel who provide tailored support, from helping you optimize glass etching and fluoride salt synthesis to troubleshooting electroplating, fermentation, or ceramic applications (with customizable concentrations).
• We adhere to the business philosophy of "breaking old rules and embracing innovation," constantly improving our production processes to enhance product quality and reduce costs.
• We provide excellent after-sales service, ensuring you are satisfied with your order—if you have questions or concerns, our team responds promptly.
• With over 40 key products covering industry, glass processing, electroplating, fluorine synthesis, fermentation, and ceramics sectors, we understand the unique needs of glass etchers, chemical producers, platers, and ceramic manufacturers, and can adapt to your specific requirements (including concentration customization).