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/35 l by 15 mg/l (ppm) calcium and 2
Eliminate organic matter which produces ammonia and nitrates
The HI784 Marine Ammonia Checker HC is a handheld colorimeter that uses the Beer-Lambert principle to determine the concentration of ammonia colorimetrically
They fit most standard faucets and can be adapted using an adapter ring (not included) if an oddball faucet is encountered
Waterbox Aquariums CUBE 20 - Tank and Stand Test Kits /35 l by 15 mg/lDimensions (LxWxH): 450 x 450 x 400mm (17. 7" 17. 7" 15. 7") Height with Cabinet: 1300mm 51. 1" Display Volume: 76 L 20gals Glass Thickness: 6mm Includes: Aquarium, Filter Sock, Carbon Pellets, Ceramic Rings, Pump
US$ 227.50
US$ 1486.00
US$ 2741.00