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  1. R

    Red Sea Coral Pro Salt with Red Sea Test Kit with 0 K+ and Fe+

    Thank You for your help. I am using a portable refractometer. It was calibrated about 2 weeks ago with my ro/di water. The pH is about 7.8 and the tank is about 82 degrees. I have a few zoas colonies, toadstool, a few montiporas and frogspawn and goniopora. Hermit crabs, starfish, long...
  2. R

    Red Sea Coral Pro Salt with Red Sea Test Kit with 0 K+ and Fe+

    I mean I will try it again. I do have a chemistry degree from Rutgers and 5 years of experience in a chemistry lab.
  3. R

    Red Sea Coral Pro Salt with Red Sea Test Kit with 0 K+ and Fe+

    Hi Everyone, I'm new to reef and saltwater. My tank is been running for almost 5 months and been using red sea coral pro salt since the beginning. I recently bought the Red Sea Reef Color Pro Kit. My Iodine is normal at 0.06ppm. But my iron is zero and potassium I think is zero because I...
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