http://www.w3.org/ns/prov#value | - Key benefits: - Adds all 70 trace elements including strontium, molybdenum and iodine- Only natural substances are formed when dissolved- Add directly to your tank, no need to premix or drip.- Supplies calcium carbonate for corals and CO2 for the zooxanthellae.- Will not influence pH of aquarium if used as directed.- Measured amount of calcium in a truly ionically balanced formula Quick Overview
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