Aquarium Hydrometers

Built-in Probe Design: Stick-on induction thermometer senses water temperature through built-in probe, providing a clean and safe environment for fish wihtout outer probe,Easy to Read: Comes with a large LCD display that is easy to read clearly...

Multi-Functional Design: Aquarium Water Test Kit Securely Hold Test Tubes For Water Parameter Testing And Enjoy The Dual-purpose Drying Rack Functionality.,Perfect Fit: Designed with precision, the rack slots seamlessly onto the API test kit box or any...

Keep phosphate levels in check to prevent breakouts Packaged in a convenient and sturdy plastic bottle, the AquaChek Phosphate kit includes testing powder pillows, sampling vial, directions and color chart. The test gives accurate results after only...

Features:Ensure the perfect environment for your aquatic pets, reptiles, and home fermentation projects with our versatile, easy-to-use adhesive thermometer strip.This aquarium thermometer strip is more than just a simple gauge it's an essential tool for...

API TEST TUBES are compatible with any aquarium or pond water test kits and are perfect for testing more water parameters at one time. What is the proper way to clean a test tube These test tubes can be cleaned with hot water and then drip dried...

Use to measure pH changes in marine aquariums, aquariums with African chchlids, and very alkaline tap water. Reads the pH of water within the high range of 7.4 to 8.8. 250 tests per kit. Royal Item Number: AAP27 Country of Origin:...

Over 800 tests Kit includes laminated color card, 4 test tubes and holding tray Includes instruction booklet on how to correct unsafe water conditions Country of Origin: USA Manufacturer/Importer/Packed By : API

API TEST TUBES serve as replacement test tubes for those included in API TEST KITS. Product comes with 24 capped test tubes in API box. Test tubes may be used with all liquid API TEST KITS. With API aquarium products, it™s easy to keep a beautiful...

Keep your fish healthy and thriving by testing your aquarium water's GH levels regularly with this easy-to-use API GH & KH TEST KIT for freshwater aquariums. Testing water parameters weekly helps prevent invisible water problems that can be harmful to...

Testing water parameters weekly helps prevent invisible water problems that can be harmful to fish. Fish continually release ammonia into the aquarium through their gills, urine and solid waste. Uneaten food and decaying organic matter also add ammonia...

Keep your fish healthy and thriving by testing your aquarium water's pH regularly with easy-to-use API Freshwater Aquarium pH Test Kit. Testing water parameters weekly helps prevent invisible water problems that can be harmful to fish. pH is the measure...

Keep your fish healthy and thriving by testing your aquarium water's NO3 levels regularly with this easy-to-use API NITRATE TEST KIT for freshwater and saltwater aquariums. Testing water parameters weekly helps prevent invisible water problems that can...