Discover the Benefits of Hydrochloric Acid 32 oz for Gold Refining and Aqua Regia
⚠️ Important Compliance & Safety Notice
GTE Hydrochloric Acid is a high‑purity 31 to 37 percent concentration, formulated to outperform standard 31% HCl in critical refining and laboratory applications.
Its enhanced strength ensures improved metal dissolution when blended with 69.8 – 70% GTE Nitric Acid to produce Aqua Regia for gold refining and testing.
⚗️ Product Details
Volume: 32 oz (1000 mL)
Concentration: 31–37% Technical / PC Grade
Molecular Formula: HCl
Formula Weight: 36.46
CAS No.: 7647‑01‑0
Synonyms: Muriatic Acid, Hydrogen Chloride Solution
Appearance: Clear, colorless liquid with pungent odor
Grade: Laboratory / Technical (For industrial and refining use only)
Packaging: Supplied in acid‑resistant, DOT‑approved polymer bottles—rigid, non‑reactive, leak‑resistant, UN‑rated for Limited Quantity shipping.
🧪 GHS Hazard Pictograms & Codes
| Symbol | Code | Hazard | Meaning |
|---|---|---|---|
| ☣️ Corrosion | H314 | Corrosive – causes severe skin burns and eye damage | |
| ⚠️ Exclamation Mark | H335 / H331 | Respiratory Irritation / Toxic if Inhaled | |
| 🌧️ Environment | H412 | Harmful to aquatic life – long‑lasting effects |
🧤 Safety & Handling
Always wear acid‑resistant gloves, goggles, face shield, and protective clothing.
Use only in a well‑ventilated area or under a fume hood.
Storage: Keep below 75 °F (24 °C), away from bases, metals, and organic materials.
Dilution Rule: Add acid to water—never water to acid.
Regulated Chemical: For laboratory and industrial applications only. Not for household use.
🆘 First Aid Measures
Eyes: Flush immediately with plenty of water for ≥ 15 minutes, seek medical attention.
Skin: Remove contaminated clothing and rinse thoroughly with water.
Inhalation: Move to fresh air; if difficulty breathing, call a physician immediately.
Ingestion: Do not induce vomiting; contact Poison Control or CHEMTREC 1‑800‑424‑9300 📄 Safety Data Sheet (SDS) available upon request
⚙️ Common Applications
Gold and precious‑metal refining (Aqua Regia preparation)
Jewelry testing and metal recovery
Laboratory titration and chemical preparation
Industrial cleaning and etching applications
🚚 Shipping & Restrictions
Ships via UPS Ground (lower 48 U.S. states only)
Cannot ship to PO Boxes, APO/FPO, or international addresses
No returns accepted once product has shipped or opened
Buyer must be 21 years or older and comply with all applicable laws
🏭 Manufactured for and Distributed by
GTE Gold & Silver Testing Equipment
Made in the USA
New to gold refining?
Visit our Gold Refining Learning Center for beginner-friendly guides that explain the basics of gold recovery, refining concepts, common materials found in electronics, and how precious metals are identified and evaluated.
These guides are designed to help you better understand refining processes and the tools commonly used in precious metal work.
Explore the Learning Center HERE
Premium Quality and Concentration for Industrial Use
Our Hydrochloric Acid 32 oz bottle contains a 31–37% concentration of premium technical grade HCl, making it a reliable solution for various industrial and chemical processes. This high-purity acid is formulated to meet rigorous standards, ensuring effectiveness in demanding refining applications. It is carefully manufactured for consistency and safety, providing a strong, clear acid suitable for precise use. Whether you are conducting laboratory experiments or large-scale refining projects, this product offers dependable performance thanks to its purity and concentration.
Ideal for Gold Refining and Aqua Regia Processes
This Hydrochloric Acid 32 oz solution is especially popular among professionals involved in gold refining and aqua regia preparation. Its technical grade purity allows for efficient dissolution of gold and precious metals when combined with nitric acid to form aqua regia, a potent metal solvent. Using this acid enhances metal recovery processes while minimizing impurities. It supports accurate chemical reactions and is preferred for its consistency in composition, helping refiners achieve high-quality results every time.
Safe Handling and Storage Recommendations
Due to its corrosive nature, safe handling of Hydrochloric Acid 32 oz is essential. Users should store the acid in a cool, well-ventilated area away from incompatible substances such as bases and oxidizers. Personal protective equipment like gloves and goggles is recommended during use to avoid contact hazards. Proper labeling and secure containers ensure safe transportation and storage. By following recommended guidelines, users can maximize the acid’s longevity and maintain a safe working environment in both industrial and laboratory settings.