SERA - O2 Test - Oxygen Analysis

To determine chlorine in aquarium water. For about 45 measures.

Liquid refill for Sera CO2 permanent test. Sufficient for approximately 90 fillings.

Sera 's PO4 test quickly and easily provides an overview of the current phosphate content .

JBL ProAquaTest Silicate test reagent refill is a quick test for determining the iron content of water . Allows you to do around 50 tests.

The Colombo KH Test is the ideal choice for measuring carbonate hardness in freshwater aquariums. This accurate and easy-to-use drop test helps maintain the perfect balance in your tank by monitoring pH stability through the “buffering power” of KH. It is essential for aquarists looking to keep their fish and plants in healthy and suitable conditions, especially for sensitive species such as Discus. This kit includes an easy-to-read color chart and test tubes, all accompanied by detailed, illustrated instructions. With a capacity of 40 tests , it offers you a sustainable solution for monitoring your aquarium water.

• Guaranteed accuracy for KH measurement in freshwater aquariums.
• Easy to use with clear instructions and color chart.
• 40 tests included for extended monitoring of carbonate hardness.