Freshwater Test Kits
Filter
41 results
20
- 10
- 15
- 20
- 25
- 30
- 50
Best selling
- Featured
- Best selling
- Alphabetically, A-Z
- Alphabetically, Z-A
- Price, low to high
- Price, high to low
- Date, old to new
- Date, new to old
Sort
Sort by:
- Featured
- Best selling
- Alphabetically, A-Z
- Alphabetically, Z-A
- Price, low to high
- Price, high to low
- Date, old to new
- Date, new to old
-
Introduction The Glass Beetle Diffuser is a specialized CO₂ diffuser designed for planted aquariums, helping promote lush plant growth by efficiently dissolving carbon dioxide into aquarium water. Its compact, beetle-inspired glass design blends naturally into aquascapes while delivering ultra-fine CO₂ bubbles for maximum absorption...
- From $42.30
- From $42.30
- Unit price
- / per
-
Introduction The Seachem Glass pH Checker 25MM is a compact, fully submersible glass monitoring device designed to provide continuous visual indication of CO₂ and pH levels in planted aquariums. With its sleek glass design and 25mm diameter, it blends seamlessly into aquascapes while delivering reliable,...
- $22.00
- $22.00
- Unit price
- / per
-
Introduction Glass U-Tubes (10mm & 20mm) are clear, durable aquarium accessories designed to route airline tubing (6mm / 1⁄4) smoothly over the tank rim without bending or kinking. They help maintain proper airflow while giving your aquarium a clean, professional appearance. The 10mm model is...
- From $15.25
- From $15.25
- Unit price
- / per
-
Introduction Seachem HydroTote is a durable, collapsible water storage container designed for safely transporting and storing saltwater, RO, or DI water for aquarium use. Made from low-density polyethylene (LDPE), it offers strength and flexibility while remaining lightweight and easy to store when not in use. Available...
- From $24.55
- From $24.55
- Unit price
- / per
-
Introduction Seachem Alert Combo combines Ammonia Alert (1 card) and pH Alert (1 card) into one convenient monitoring pack. These compact, in-tank indicators provide continuous, real-time monitoring of ammonia and pH levels without the need for test kits, chemicals, or complicated procedures. Measuring just 1.5" ×...
- $22.25
- $22.25
- Unit price
- / per
-
INTRODUCTION Tropical GH/KH Test Box is a reliable water test kit designed to measure General Hardness (GH) and Carbonate Hardness (KH) in freshwater aquariums. Accurate GH and KH values help maintain stable water chemistry, essential for fish health and proper plant growth. KEY FEATURES...
- $23.95
- $23.95
- Unit price
- / per
-
Introduction The Aqua One 5 in 1 Freshwater Test Kit is a comprehensive water testing solution designed for aquarium hobbyists to maintain healthy and stable water conditions. This all-in-one kit enables testing of the five most critical parameters in freshwater tanks: pH, ammonia (NH3/NH4+),...
- $56.95
- $56.95
- Unit price
- / per
-
Introduction The API KH Test Kit Mini is a reliable and easy-to-use tool designed to measure carbonate hardness (KH) in aquarium water. KH reflects the water’s buffering capacity, which stabilizes pH and prevents sudden fluctuations that can stress fish and plants. Suitable for both...
- $18.95
- $18.95
- Unit price
- / per
-
Introduction The API Ammonia Test Kit is an essential tool for monitoring and maintaining safe ammonia levels in both freshwater and saltwater aquariums. Ammonia, a highly toxic compound produced by fish waste and decaying organic matter, can quickly harm aquatic life if left unchecked....
- $29.95
- $29.95
- Unit price
- / per
-
Introduction The API Nitrate Test Kit is a reliable water-testing solution for both freshwater and saltwater aquariums, designed to accurately measure nitrate levels. While nitrates are a natural byproduct of the nitrogen cycle, elevated levels can harm fish, invertebrates, and corals, as well as...
- $28.95
- $28.95
- Unit price
- / per
-
Introduction The API Nitrite Test Kit is a dependable testing solution for both freshwater and saltwater aquariums, designed to accurately measure nitrite (NO₂⁻) levels. Nitrite is a highly toxic byproduct of the nitrogen cycle, capable of causing stress, illness, or death in fish even...
- $18.95
- $18.95
- Unit price
- / per
-
Introduction The Seachem Ammonia Alert is an innovative, continuous monitoring device designed to keep track of ammonia levels in both freshwater and marine aquariums. Ammonia is one of the most toxic compounds for aquatic life, capable of harming fish and invertebrates even at trace...
- $24.95
- $24.95
- Unit price
- / per
-
Introduction The Seachem pH Alert is a continuous monitoring device designed to provide real-time feedback on your aquarium’s pH levels. Stable pH is essential for the health of fish, invertebrates, and plants, as sudden fluctuations can cause stress or illness. Suitable for both freshwater...
- $24.95
- $24.95
- Unit price
- / per
-
Introduction The Lush TDS EC Temp 3 in 1 Tester is a precise digital device designed to measure Total Dissolved Solids (TDS), Electrical Conductivity (EC), and Temperature in various water systems. Whether for aquariums, hydroponics, drinking water, or pools, this compact and easy-to-use tester...
- $19.95
- $19.95
- Unit price
- / per
-
Introduction The JBL pH Test Kit is a reliable and easy-to-use solution for accurately measuring the pH levels in both freshwater and marine aquariums. Maintaining the correct pH is essential for the health and well-being of your aquatic life, as fluctuations can cause stress...
- $19.50
- $19.50
- Unit price
- / per
-
Introduction The Fluval Master Test Kit is an essential tool for aquarium enthusiasts, providing a comprehensive solution to monitor critical water parameters. With tests for Wide pH, Ammonia, Nitrite, and Nitrate, this kit empowers you to maintain ideal water quality for your fish, plants,...
- $64.95
- $64.95
- Unit price
- / per
-
Introduction The API High Range pH Test Kit is designed to accurately measure pH levels in freshwater and saltwater aquariums where the pH is above 7. Ideal for alkaline water conditions, this test kit is perfect for tanks housing African cichlids, live plants, or...
- $17.95
- $17.95
- Unit price
- / per
-
Introduction The API Freshwater pH Test Kit Mini is a compact and reliable tool for accurately measuring the pH level in freshwater aquariums. Since pH plays a crucial role in the health and behavior of fish, plants, and other aquatic life, regular testing is...
- $18.95
- $18.95
- Unit price
- / per
-
Introduction The API Phosphate Test Kit is a reliable and accurate tool for measuring phosphate levels in both freshwater and saltwater aquariums. Phosphates can enter aquarium water through tap water, uneaten fish food, and decomposing organic matter. Over time, excess phosphates can lead to...
- $34.95
- $34.95
- Unit price
- / per
-
Introduction API 5 in 1 Test Strips offer a fast, convenient, and reliable way to monitor the most important water parameters in your freshwater or saltwater aquarium. Each strip measures pH, nitrite, nitrate, carbonate hardness (KH), and general hardness (GH), providing a complete water...
- $34.95
- $34.95
- Unit price
- / per











