Sera kH Test 15ml - Aquarium Carbonate Hardness Test Kit

Sera kH Test is a 15ml aquarium water test kit that measures carbonate hardness (KH) in freshwater and saltwater tanks. It is designed for easy, accurate readings so you can keep track of your water chemistry.

Approximately 390 dKH measurement range. Product code: 4210.

Key Ingredients

• Full ingredient list on packaging

How to Use

1. Rinse the test tube with tank water and fill it to the marked line.
2. Add the number of drops indicated in the instructions, one at a time, swirling after each drop.
3. Watch for the color change and match it to the color chart to read your KH level.

• Suitable for freshwater and saltwater aquariums
• Easy-to-use drop test
• Precise measurement of carbonate hardness
• 15ml bottle