Aqua One Freshwater Iron Fe Quick Drop Test Kit Salts & Supplements When the water sample is

When the water sample is adequately acidified a color change occurs in the test tube

Adjust the bubble rate using the needle valve to the desired output

The Aqua One LED Bubble Curtain adds colour and movement to your aquarium

Instruction manual

FB-020 instead of R-020)

Aqua One Freshwater Iron Fe Quick Drop Test Kit Salts & Supplements When the water sample isRegular testing and maintenance of water parameters is important for the health of fish, plants and coral. Aqua One test kits make it easy to balance a range of organic compounds helping to maintain a healthy aquarium. Specifications: Testing Range: 0 2. 0 ppm Efficiency: up to 60 tests Suitable For: Coldwater & Tropical Item # 92058