JBL ProAqua KH Test Kit: Accurate Carbonate Hardness for Aquariums & Ponds

Keep your aquatic world perfectly balanced with the JBL ProAqua KH Test Kit! This quick and reliable liquid test makes measuring carbonate hardness (KH) a breeze for both freshwater and marine setups. Maintain stable pH levels and prevent those pesky algae blooms, ensuring your fish and plants thrive happily. It's super simple: just add drops until the color changes from blue to sunny yellow, and voilà – you've got the scoop on your water's health!

Test Type	Color Change Liquid Test
Measurement Parameter	Carbonate Hardness (KH)
Application	Freshwater Aquariums, Marine Aquariums, Ponds
Usage Frequency	Daily for new setups, then weekly
Function	Essential for pH stabilization
Minimum KH Recommendation	Never below 4 °dKH
Package Contents	1 KH quick test, 1 reagent bottle, 1 plastic cuvette
Refill Availability	Reagent refill sold separately
Recommended Freshwater KH	5-12 °dKH
Recommended Marine Water KH	7-10 °dKH