- Joined
- Jun 28, 2020
- Messages
- 2,158
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- Location
- Las Vegas
- What state or country do you live in
- Nevada
Hanna Phosphorous ULR. Red Sea Magnesium. Salifert for Nitrate, alkalinity and calcium. I just found they read closer to ICP testing than the rest.I am using API and you are not the first or second person to say that. What kit should I use?







