D-D KH Manager Concentrated Test Reagent - 500ml

Genuine D-D Concentrated Test Reagent for the New D-D KH Manager.

This Reagent makes KH testing the cheapest on the market at around 1p per test compared to around 20-25p for some other digital KH tests!

Bottle Size: 500ml (Concentrated).

Instructions on use: Add 10ml of Concentrated Reagent to 990g (by Weight) to RO/De-ionised Water. Confirm the correct solution strength using ‘availability of KH Test Reagent’ function, on the KH Manager App.