Salifert Freshwater GH Test Kit Replacement Pad Iodine binds rapidly with latent

Iodine binds rapidly with latent organic material and is passively removed by aggressive protein skimming and the use of organic-adsorption products such as activated carbon and specialty resins

or pooling of water above horizontally-situated filter pad material)

tasty composition

Instructions: Rinse pouch under tap water to remove any dust

Salifert Freshwater GH Test Kit Replacement Pad Iodine binds rapidly with latentSalifert Freshwater General Hardness (GH) Profi Test for the freshwater aquarium, provides fast and accurate results when used to test your water parameters. GH is measured in dGH (degrees of GH) and ppm. It measures the amount of calcium and magnesium ions in the water. In other words, how hard or soft your water is. It is an indication on whether your aquarium water has enough minerals (magnesium, calcium, etc.) and or salts that are essential for