Things You'll Need:
- Nitrate test kit
- Water siphon
- Bucket
- New prepared salt water
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Step 1
Take a nitrate test of your tap water. Directions will be different depending on what brand of nitrate test you have.
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Step 2
Do a partial water change of a quarter to one fifth of the water in your tank with your siphon and bucket.
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Step 3
Add sea salt mixture (available in pet stores) to your water to get the right ratio for your tank.
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Step 4
Add new salt water to your reef tank.
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Step 5
Take another test of the nitrate levels in your tank water
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Step 6
Dim the lights for the tank, if possible.










