Umicore Rhoduna® J1 Rhodium Concentrate – 2gm

$313.60 SDS
Total ---

Umicore J1 Rhodium Concentrate
A long time standard of Umicore, Rhoduna® J1 is an electrolyte slated for the deposition of Brilliant-white, very light, bright coatings.  Umicore J1 is suitable for plating jewelry bringing out decorative applications. Minor porosity, good covering speed, excellent throwing power, appropriate for a bright, thick crack-free layer up to 0.3μm. J1 is advantageous for rack and barrel plating.
Packaged in shrink-sealed plastic bottles for protection and security.


  • Suitable for Decorative Applications
  • Appearance of Brilliant-White, Very Light Coatings
  • Minor Porosity
  • Good Covering Speed
  • Layer thickness up to 0.3μm can be deposited
  • For rack and barrel plating
  • High Abrasion Resistance
  • Good Wear Resistance, Corrosion Resistance, and Tarnish Resistance
Operating Conditions
Temperature: 35 °C (20 -40 °C)
pH value: < 1
Current density: 1,0 A/dm² (0.5 –2.0 A/dm²)
Voltage: 2.0 –4.0 V
Deposition speed: approx. 0.025 μm/min at 1 A/dm²
Deposition rate: approx. 3.2 mg/Amin at 1 A/dm²
Current efficiency: approx. 15 % at 1 A/dm²
Throwing power: approx. 70 % (Haring-Blum cell)
Covering speed: slow (approx. 200 s)
Anodes: platinized titanium or mixed metal oxide (type 177)