1/2 container of Ultra Mag $20
I have about 1000 ml of Fauna Marin Ultra Mag magnesium substrate for CO2 binding and maintaining constant Mg levels in Calcium reactors.
http://oceanaquatics.com/store/produ...traMag-1000ml/
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If people don't die, it wouldn't make living important.
And why do we fall? So we can learn to pick ourselves up.
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