API Starter Test Kit (3 Pack) INCLUDES: 1x API Ammonia Test Kit - Freshwater/Saltwater (LR8600) Taking a few minutes each week to maintain and monitor aquarium conditions is the key to a healthy aquarium.   Tropical fish continually...

API Water Change Maintenance Kit (3 pack) INCLUDES: API Freshwater Mini pH Test Kit The API® pH Test Kit monitors pH to maintain healthy freshwater conditions in your tank. pH control is imperative to prevent the harmful effects of...

API Ammonia Care Kit (3 pack) INCLUDES: API Ammo-Carb 284gm The dual-action API® Ammo-Carb mixes Ammo-Chips and Activated Filter Carbon to rid aquarium water of dissolved organic materials, ammonia, colors, and odors, all of which...

API 5 in 1 Test Strips - Freshwater & Saltwater Test Strips 100 pack   Keep your fish healthy and thriving by testing your aquarium water regularly with easy-to-use API 5-in-1 TEST STRIPS. API 5-in-1 TEST STRIPS for freshwater and saltwater...

API Freshwater Mini pH Test Kit   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...

API Plastic Test Tubes for Test Kit (3pk) (32) Replacement API Plastic Test Tubes for liquid API Test kits or API Master test kits 1 x 85mm x 13mm diameter plastic test tube with a 5mL mark 1 x Plastic Cap      

API Quick Testing Strips 5 in 1 (4 pack) The quick and accurate way to test for pH, Nitrite, Nitrate, General Hardness and Carbonate Hardness in one easy step.  Highly precise colour charts assure accurate test results. Dip strips...

API Reef Master Test Kit 4 in 1 Measures the most important aquarium levels quickly and accurately. Benefits: Tests Calcium, Carbonate Hardness (KH), Phosphate, and Nitrate Fast, easy, and accurate for precise test results Compact to store...

API Quick Testing Strips 5 in 1 (25 pack) Keep your fish healthy and thriving by testing your aquarium water's pH regularly with easy-to-use API pH TEST STRIPS for freshwater and saltwater aquariums. Testing water parameters weekly helps...

API pH High Range Test Kit - Fresh/Saltwater API HIGH RANGE pH TEST KIT may be used in fresh or saltwater aquariums to measure pH levels in the range of 7.4-8.8. Unbalanced pH levels, resulting from fish waste and the build-up of natural...

API Deluxe pH Test & Adjuster Kit  Keep your fish healthy and thriving by testing your aquarium water's pH regularly with easy-to-use API pH TEST STRIPS for freshwater and saltwater aquariums. Testing water parameters weekly helps...

API Ammonia Test Kit    Quickly and easily check your aquarium's ammonia levels with API AMMONIA TEST STRIPS. Fish continually release ammonia into the aquarium through their gills, urine and solid waste. Uneaten food and decaying...

API Saltwater Master Test Kit Protect marine fish and invertebrates from unsafe water conditions with API SALTWATER MASTER TEST KIT. Fish waste, uneaten food, plant refuse and other organic compounds can create harmful levels of ammonia,...

FRESHWATER MASTER TEST KIT Measures the most important aquarium levels quickly and accurately.   Most water problems are invisible to the eye. Quickly measure and modify the six aquarium levels that are most important to the health of...

API Phosphate Test Kit    Keep your fish healthy and thriving by testing your aquarium water's PO4 3- levels regularly with this easy-to-use API PHOSPHATE TEST KIT for freshwater and saltwater aquariums. Testing water parameters...

API Calcium Test Kit - Freshwater/Saltwater Calcium is one of the most important elements in a reef aquarium. Reef invertebrates such as corals, crustaceans, mollusks and even some types of encrusting algae need calcium to grow and...

API Copper Test Kit - Freshwater/Saltwater Copper, a common treatment for many parasitic infections, must be monitored in an aquarium or a pond. The copper level can drop too low for the treatment to be effective, or can increase to a...

API KH Hardness Test Kit - Freshwater/Saltwater Keep your fish healthy and thriving by testing your aquarium water's KH levels regularly with this easy-to-use API CARBONATE TEST KIT for freshwater aquariums. API CARBONATE HARDNESS TEST...

API GH/KH Hardness Test Kit  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...

API Nitrate Test Kit - Freshwater/Saltwater The Nitrate Test Kit tests for harmful nitrate levels from 0 to 160 ppm.   Keep your fish healthy and thriving by testing your aquarium water's NO3 levels regularly with this...