D-D KH Manager Concentrated Test Reagent – 500ml Bottle fritz treatment Unlike many substrates

Unlike many substrates

Colony delivers professional-level results with ease

more colorful growing tips

huge amount of bacteria colonies grow inside and on the surface of the plug

Award-winning nano aquarium design

D-D KH Manager Concentrated Test Reagent – 500ml Bottle fritz treatment Unlike many substratesThe D D KH Manager Concentrated Test Reagent (500ml) is designed for use with the D D KH Manager to provide accurate and reliable alkalinity (KH) testing. With this concentrated 500ml bottle, you can perform numerous tests, making it an extremely cost effective solution for maintaining precise water chemistry in your aquarium. At about 1p per test, this reagent offers excellent value while helping you keep your aquarium's alkalinity at optimal levels.