Cohler SUPERBLACK® Black Rhodium Plating Solution, 1 Gram

Cohler SUPERBLACK® Black Rhodium Plating Solution – A pre-mixed, ready-to-use bath plating solution formulated to produce a rich, oxidized grey-to-black rhodium finish on gold and other compatible precious metals. Designed for professional jewelry finishing, SUPERBLACK® creates distinctive dark accents with a durable, tarnish-resistant coating.

Ideal for two-tone designs, repairs, and decorative detailing, this solution can add dramatic contrast around stones, textures, bezels, prongs, and other selected areas. It operates at room temperature with a compatible platinized titanium anode, eliminating the need for heating.

Features:

• Deep Grey-Black Finish: Produces a darker oxidized appearance than conventional black rhodium solutions
• Ready to Use: Pre-mixed bath solution requires no dilution or additional mixing
• Room-Temperature Operation: No heating required
• Tarnish Resistant: Creates a durable finish suitable for professional jewelry applications
• Ideal For: Two-tone designs, repairs, decorative accents, bezels, prongs, textures, and coordinating with dark gemstones
• Anode Requirement: Designed for use with a platinized titanium anode
• Bath Plating Only: Not formulated for pen plating; dedicated pen-plating solution is sold separately
• Professional Use: Intended for industrial and occupational applications

Proper cleaning and surface preparation are essential for strong adhesion and uniform color. Depending on the substrate, appropriate activation, strike, or other preparation steps may also be required.

Shipping & Handling:

• Shipping: UPS Ground only
• Restrictions: No air service or USPS
• Destination: USA shipments only; cannot be shipped internationally
• Returns: All sales are final due to hazardous-material classification

Important: Contains sulfuric acid. Use appropriate PPE, ventilation, compatible plating equipment, and professional handling procedures. Always follow the manufacturer's instructions, SDS, and applicable regulations.