JSP Hydrochloric Acid 31% – 16 oz HCl for Gold Refining & Aqua Regia

⚠️ Important Compliance & Safety Notice This product contains Hydrochloric Acid (HCl), 31% . Hydrochloric acid is a regulated, corrosive, and hazardous substance . Age Requirement : Must be 21+ years of age to purchase. Intended Use : For laboratory, industrial, jewelry refining, and research applications only . Not for household use. Legal Responsibility : By purchasing, you agree to comply with all local, state, and federal laws regarding purchase, possession, and use. Buyers assume full responsibility for safe handling and proper use. Shipping Restrictions : Ships via UPS Ground to the lower 48 U.S. states only . Cannot ship to PO Boxes, APO/FPO, international addresses, or freight forwarders. Return Policy : This item cannot be returned once shipped. Safety Information : Always use proper PPE (acid-resistant gloves, goggles, protective clothing) and work only in a well-ventilated area or under a fume hood. SDS available upon request. Product Details Volume : 16 oz. Concentration : 31% Technical Grade Appearance : Clear, colorless, highly pungent solution of hydrogen chloride in water Packaging : Acid-resistant, DOT-approved safety container Grade : Laboratory / Technical (not for food, drug, or medical use) Safety & Handling Hazards : Extremely corrosive, may cause burns and severe respiratory irritation. Avoid skin and eye contact. Do not inhale fumes. Storage : Store below 75°F in original container, away from incompatible materials such as bases and metals. First Aid : Eyes: Flush with water for 15 minutes and seek immediate medical help. Skin: Rinse thoroughly with water. Inhalation: Move to fresh air and seek medical attention immediately. Specifications Molecular Formula : HCl Formula Weight : 36.46 CAS No. : 7647-01-0 Synonyms : Muriatic acid, Hydrogen chloride solution Common Applications Precious metal refining Preparation of Aqua Regia (when combined with nitric acid) Laboratory, industrial, and scientific applications 📄 Please review the SDS (Safety Data Sheet) before use.📞 Emergency Contact (24/7): CHEMTREC (contact info removed) 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