Posts Tagged reverse-osmosis

Are There Any Disadvantages In Using Reverse Osmosis Water?

Marine aquarists, particularly those running a reef aquarium, in the main tend to avoid the use of tap water. This is because tap water quality varies quite a lot depending on where the aquarist lives. In agricultural and/or industrial areas the water may be affected by nitrates, pesticides, heavy metals

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Aquarium Water Is Just Water Right – Wrong!

When keeping an aquarium – be this coldwater, freshwater, marine etc then there is one thing you are definitely going to need other than the aquarium – water! Sound obvious doesn’t it? Well let’s face it if we don’t put water in the aquarium nothing is going to survive is

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Remember To Test The Output From Your RO Unit

Not more testing! Those aquarists with a reef aquarium will no doubt feel that they do enough already. The testing here is not of the aquarium seawater, it’s what goes into the aquarium in the form of routine seawater changes and evaporation top-ups. These routine seawater changes are designed to

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Step By Step Seawater Change

Routine seawater changes are recommended for good reasons, for example minimising nitrate, re-introducing trace elements removed by protein skimming and/or activated carbon, and general freshening up. The guideline for the amount of seawater to change is 10% of the total system net gallonage. This amount can vary once the aquarist

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Testing Synthetic Seawater Against Natural Seawater

A couple of recent comments from users of natural seawater (NSW) started some questions in my mind. One question led to another and I ended up trying to think up a reasonably accurate way of proving the best. With NSW the question of potential pollution and the need for transportation

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