| Brand | Red Sea |
|---|---|
| MPN | RED-R22053 |
| UPC | 730773220533 |
Check the listing for details. Red Sea Reef Colors B (Potassium) 500ml. Condition: New. Listed at 25.99 USD. Potassium plays an essential role in the transportation of coral nutrients within the soft tissue (including the nutrients provided by the zooxanthellae). Potassium and boron significantly affect the alkalinity of a coral’s soft tissue and the formation of aragonite in its skeleton.