Manufactured by Metakem, sold by Nano Cats GmbH

Rhodium SP BLACK

Rhodium SP BLACK

Regular price €1.070,00 EUR
Regular price Sale price €1.070,00 EUR
Sale Sold out
Package size
Precious metal content

Rhodium-SP-BLACK
A high-quality rhodium pen plating solution known for its rapid and balanced deposition of dark anthracite-colored rhodium layers. Designed for decorative coatings on jewelry, eyewear frames, and watches, it is particularly suited for small surface areas requiring precise application with a pen or felt.

Property / Parameter Value / Description
Metal Rhodium
Atomic Number 45
Atomic Weight 102.91
Purity Pure rhodium (≥99.95%)
Color Brown solution
Rhodium Content 2 g per 100 ml bottle
Stability At least 2 years
Acid Sulfuric acid
Anode Material Galvanic pen
Cathode Material Tweezers or clamp
Voltage 10 V
Operating Temperature Room temperature
Pre-treatment of Tip Immerse tip in electrolyte for 1–2 minutes before plating
Plating Time A few seconds
Movement Movement of the pen during plating
Application Preferred for decorative plating of small surfaces of jewelry, eyewear, and watches
Delivery Form Ready-to-use solution
Coating Appearance Dark anthracite-colored, balanced, crack-free layers


Operating Data

  • Rhodium content in bath: 2 g/100 ml
  • Bath temperature: room temperature
  • Voltage: 10 V
  • Coating time: a few seconds
  • Movement: pen motion during plating

Properties and Recommendations

  • Produces fast deposition on properly cleaned surfaces
  • Uniform layer thickness
  • Ideal for precise small-area coatings
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