Hydrofluoric Acid
Electroplating Acid
Electroplating Grade

Hydrofluoric Acid

Electroplating grade Hydrofluoric Acid manufactured for metal etching, glass etching, and electroplating applications. Our high-purity fluoride acid provides reliable material removal properties for surface treatment, precision etching, and industrial cleaning processes.

  • Electroplating Grade Purity
  • Metal Etching
  • Glass Etching
  • Surface Treatment
  • Precision Etching
  • Industrial Cleaning

Technical Specifications

Chemical Formula: HF
CAS Number: 7664-39-3
EINECS Number: 231-634-8
Concentration: 40%, 48%, 70% solutions
Physical State: Clear, colorless liquid
Density (48% solution): 1.15 g/cm³
Molecular Weight: 20.01 g/mol
Boiling Point (48%): 112°C
pH (1% solution): 2.1
Fluoride Content: 45.6% (for 48% HF)
Sulfate (SO₄): ≤ 0.003%
Heavy Metals (as Pb): ≤ 0.001%
Iron (Fe): ≤ 0.001%
Chloride (Cl): ≤ 0.001%
Etching Power: Superior glass/metal etching
UN Number: UN 1790 (Hydrofluoric acid)
Packaging Options: 25L, 35L PTFE containers

Applications

Glass Etching
Metal Etching
Semiconductor Processing
Surface Treatment
Industrial Cleaning
Precision Etching
Metal Processing
Chemical Synthesis
Electronics Industry
Glass Manufacturing
Aluminum Processing
Analytical Chemistry

Industry-Specific Grades

DRAVYOM offers specialized hydrofluoric acid grades tailored for specific etching and processing requirements, ensuring optimal performance and regulatory compliance across diverse industrial applications.

Electronics Grade
Concentration: 48-49% Heavy Metals: ≤ 0.0005% Chloride: ≤ 0.0005% Application: Semiconductor etching
Etching Grade
Concentration: 40-70% Iron: ≤ 0.001% Sulfate: ≤ 0.003% Application: Metal/glass etching
Industrial Grade
Concentration: 40-48% Performance: Reliable etching Cost-Effective: High volume Application: General industrial use
Analytical Grade
Concentration: 40% Ultra-Pure: Low impurities Trace Metals: ≤ 0.0001% Application: Laboratory analysis

Quality Standards

DRAVYOM's Hydrofluoric Acid is manufactured under stringent quality control protocols, meeting international industrial standards including ASTM, SEMI, and electronics industry specifications. Our etching-grade production ensures consistent performance and regulatory compliance.

ISO 9001:2015 Certified Manufacturing
SEMI Standards Compliance
40-70% Accurate Concentration
Ultra-Pure Analysis
Superior Etching Performance
PTFE-Compatible Packaging
Complete Certificate of Analysis
Hazmat-Compliant Transport

Advanced Chemical Properties & Performance

Electroplating Grade Hydrofluoric Acid exhibits exceptional etching and cleaning properties essential for metal surface preparation and glass etching applications. Its ultra-pure composition and controlled concentration ensure reliable performance in demanding electroplating processes and precision etching operations.

Etching Properties
Glass Etching Rate: Controlled silicon dissolution
Metal Oxide Removal: Excellent oxide dissolution
Surface Activation: Enhanced metal bonding
Precision Etching: Controlled material removal
Physical Properties
Concentration: 40-48% aqueous solution
Density (20°C): 1.15-1.18 g/cm³
Boiling Point: 106°C (40% solution)
Vapor Pressure: High HF vapor formation
Cleaning Performance
Oxide Dissolution: Complete silicate removal
Scale Removal: Effective mineral deposit removal
Surface Preparation: Enhanced adhesion properties
Passivation Removal: Strips protective oxide layers
Purity Specifications
Assay (HF): 40-48% w/w
Sulfuric Acid: ≤ 0.002%
Heavy Metals: ≤ 0.0005% as Pb
Silica (SiO₂): ≤ 0.001%
Stability Properties
Shelf Life: 2 years (proper storage)
Glass Attack: Reacts with silicate glass
Material Compatibility: PTFE, HDPE containers only
Vapor Toxicity: Highly toxic HF vapor

Performance Characteristics

Detailed performance metrics demonstrate Electroplating Grade Hydrofluoric Acid superiority in etching and cleaning applications with exceptional silicon dissolution, oxide removal, and surface preparation across diverse metal treatment processes and precision etching operations.

Etching Rate

Glass etching: 1-10 μm/min depending on concentration

Precise material removal control
Cleaning Efficiency

Oxide removal: >99% silicate dissolution

Complete surface activation
Surface Quality

Surface roughness: Controlled etching profile

Uniform material removal
Operating Range

Temperature range: 15-40°C optimal

Room temperature operation
Process Control

Concentration stability: Critical for repeatability

Precise etching control required
Reaction Time

Treatment time: Seconds to minutes typical

Fast surface preparation

Safety Information

Hydrofluoric Acid is extremely dangerous and can cause severe chemical burns, bone damage, and death. Requires specialized training, emergency procedures, and medical protocols. Use only with proper engineering controls, respiratory protection, and calcium gluconate treatment readily available. Never handle without appropriate HF-specific safety equipment and training.

Deadly
Corrosive
Bone Damage

Storage & Handling

Store in approved PTFE or HDPE containers in secure, well-ventilated areas with specialized HF emergency equipment. Requires restricted access, specialized training, and immediate medical support availability. Never store in glass containers. Ensure calcium gluconate gel and specialized HF antidotes are immediately accessible.

PTFE/HDPE containers only
Specialized ventilation required
Calcium gluconate available
Restricted access required

Chemical Mechanisms & Reaction Pathways

Hydrofluoric Acid exhibits unique fluoride chemistry through hydrogen fluoride mechanisms and selective etching reactions, enabling precise surface modification and glass processing with controlled dissolution characteristics.

Fluoride Chemistry

HF ⇌ H⁺ + F⁻ (weak acid equilibrium with strong fluoride reactivity)

Controlled fluoride activity for selective etching
Glass Etching

SiO₂ + 6HF → H₂SiF₆ + 2H₂O (silica dissolution)

Precise glass surface modification
Metal Surface Activation

Oxide layer removal for enhanced electroplating adhesion

Surface preparation for metal finishing
Selective Reactivity

Preferential attack on oxide and silicate materials

Controlled material removal processes

Regulatory Compliance & Documentation

Comprehensive regulatory compliance ensures controlled hydrofluoric acid access with complete documentation packages supporting international standards and extreme safety protocols.

OSHA Compliance

Workplace safety standards for hydrofluoric acid handling

EPA Regulations

Environmental protection standards for fluoride discharge

DOT Hazmat

Dangerous goods transportation and shipping protocols

REACH Authorization

European Union restricted substances authorization required

Permit Requirements

Controlled substance permits and facility licensing

Medical Protocols

Emergency medical procedures and antidote availability

Technical Support & Value-Added Services

DRAVYOM's etching specialists provide comprehensive hydrofluoric acid support, safety training, and process optimization to maximize HF performance while ensuring maximum safety protocols.

Process Optimization
  • HF concentration optimization protocols
  • Etch rate control and uniformity
  • Temperature and time optimization
  • Surface finish enhancement techniques
Safety & Compliance
  • HF safety training and protocols
  • Emergency response procedures
  • Personal protective equipment selection
  • Facility safety system design
Application Development
  • Glass etching process development
  • Metal surface preparation protocols
  • Semiconductor cleaning procedures
  • Custom etching solution formulation
Waste Management
  • HF neutralization protocols
  • Fluoride waste treatment systems
  • Environmental monitoring support
  • Disposal compliance assistance

Environmental Impact & Sustainability

Our Hydrofluoric Acid operations emphasize maximum environmental controls through advanced neutralization systems, fluoride monitoring, and comprehensive environmental impact management for responsible chemical processing.

HF Neutralization

Advanced lime neutralization systems for safe disposal

Fluoride Treatment

Calcium fluoride precipitation and removal systems

Emission Control

Scrubbing systems for HF vapor capture

Continuous Monitoring

Real-time fluoride monitoring and alarm systems

ISO 14001

Environmental management system certified operations

Resource Recovery

Fluoride recovery and calcium fluoride utilization

Manufacturing Excellence & Quality Control

DRAVYOM's specialized HF manufacturing facility employs maximum containment processes with advanced safety systems to ensure consistent Hydrofluoric Acid quality while maintaining the highest safety and environmental standards.

Production Process

Controlled fluorine chemistry with maximum containment

High-purity hydrofluoric acid synthesis
Quality Testing

10-point analytical testing including HF content and trace impurities

Potentiometric and ISE analysis verification
Safety Systems

Maximum containment with emergency neutralization

Worker protection and environmental monitoring
Secure Packaging

PTFE-lined containers with safety documentation

Chemical compatibility and leak prevention

Market Applications & Performance Data

Comprehensive etching data demonstrating Hydrofluoric Acid effectiveness across specialized applications with quantified performance metrics and surface modification validations.

Glass Processing
Etch Rate: 1-5μm/min controlled removal Surface Quality: Ra <0.1μm finish Selectivity: >1000:1 glass vs. metal
Semiconductor Industry
Oxide Removal: 100% silicon dioxide etch Uniformity: ±2% across wafer Contamination: <1ppb metal content
Metal Finishing
Surface Activation: 99% oxide removal Adhesion: 3x improvement in bond strength Processing Time: 90% reduction vs. alternatives

DRAVYOM Competitive Advantages

Maximum Safety Standards

Industry-leading safety protocols and containment systems for hydrofluoric acid with comprehensive emergency procedures

Ultra-High Purity

Exceptional HF purity for semiconductor and precision etching applications with minimal trace contaminants

Specialized Expertise

Dedicated fluorine chemistry team with decades of HF processing and safety experience

Regulatory Mastery

Complete compliance support for HF regulations with permit assistance and safety auditing

Environmental Leadership

Advanced neutralization and fluoride recovery technologies for responsible operations

Secure Supply Chain

Controlled substance expertise with secure transportation and specialized packaging systems