Based on this product's specifications, here are some alternatives and similar models
Water test reagent sera Ammonium/ammonia-Test NH4/NH3 Ammonia NH3 NH4 0.015 L
Summary description:
The sera Ammonium/ammonia-Test (NH4/NH3) is a water test reagent designed for measuring ammonia levels in water. With a volume of 0.015 L, this product is essential for maintaining water quality in aquariums and ponds. Manufactured in Germany, it provides reliable results for both NH3 and NH4 parameters, ensuring optimal conditions for aquatic life.