Seachem Safe is an essential product when doing water changes or starting a “fish in” cycle. It is exactly the same as Seachem Prime, just much more concentrated and in a powder form. You must always de-chlorinate your tap water. 1/4 Teaspoon of Safe will de-chlorinate up to 300G/1,250L of water. Seachem Safe also detoxifies Ammonia, Nitrite and nitrate making your water safe for fish during a tank cycle. 1/4 Teaspoon for every 75G/300L

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