| UPC | 019962972430 |
|---|
Check the listing for details. Polyp Lab One 500 ml. Condition: New. Listed at 21.99 USD. Polyp Lab One is engineered from two forms of acetate and hydroxide salts. When dosed, the calcium magnesium ions are freely available for uptake by corals, clams, and many other reef organisms. Polyp Lab One 500 ml supplies calcium, magnesium, and alkalinity to your reef in a simple and convenient formula.