Tropic Marin 200 Gallon Bio-Actif Salt Bucket
Tropic Marin Bio-Actif Salt combines natural marine bioactive substances with a pure, optimized formula designed for modern reef tanks. This salt mix supports coral growth and enhances the health of sensitive hard corals through balanced calcium and magnesium levels.
The buffering system is specifically tuned to stabilize pH levels, making it compatible with calcium supplements or calcium reactors. It creates a stable, natural water environment ideal for delicate invertebrates.
| Specification | Value |
|---|---|
| Volume | 200 gallons |
| Product Type | Marine Salt |
| Key Components | Calcium, Magnesium, Natural Bioactive Substances |
| Recommended Use | Reef Aquariums, Hard Corals |
| Brand | Tropic Marin Usa Inc |
FAQ
Is this salt suitable for use with calcium reactors?
Yes, the salt is specifically formulated to work well with calcium reactors and supplements, maintaining stable pH and calcium levels.
Does this salt support coral growth?
Yes, the optimized calcium and magnesium levels promote coral growth, especially in hard corals.
What is the Royal Item Number?
The Royal Item Number is ATM10325.

Caroline Smith –
My reef tank has been thriving since I switched to Tropic Marin Bio-Actif Salt. The corals are growing steadily and the water parameters remain stable. I’ve used it with a calcium reactor and it works perfectly together.
Diane Ellison –
The salt is easy to mix and the water clarity improved right away. My hard corals have shown better coloration and growth. It’s a reliable choice for reef keepers.
Una Walker –
After switching from regular salt, I noticed less fluctuation in pH. The tank feels more balanced and the invertebrates are more active. Highly recommend for reef tanks.