CaribSea LifeRock Shelf 40lb Box Colouration strontium and zinc in pure

strontium and zinc in pure mineral form

Internal Protein Skimmer with Sicce PSK-600 PumpFeatures:

500+ gph (28

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Chemical test kits have limited accuracy and resolution since they rely upon the human eye to discern differences in color

CaribSea LifeRock Shelf 40lb Box Colouration strontium and zinc in pureLifeRock begins as a sunlit piece of Pleistocene era seafloor thriving with living creatures. Over the next 100 millennia and the retreat of the ocean, this ancient piece of seafloor, now well inland, has formed a pure, aragonite bearing rock. This clean base rock is 97% calcium carbonate with minor and trace elements such as strontium, magnesium, and barium. This base has an amazing 50% void space which will provide residence for billions of water