Product Price Test Parameters (count) Accuracy (ppm (parts per million)) Test Range (ppm) Response Time (minutes) Ease of Use (scale (1-5)) Included Tests (count)
Fluval Master Aquarium Test Kit
US
£96.01 pH, ammonia, nitrite, nitrate 95% 9 minutes Liquid drops with glass test tubes and organized plastic tray 10 test parameters

The Fluval Master Aquarium Test Kit is a liquid-reagent kit for testing freshwater, brackish, and saltwater aquariums. It includes glass test tubes and an organizing tray, making it suitable for aquarium keepers who want broad compatibility and detailed water testing.

★ Ideal for

This kit suits people seeking a wide range of tests because it includes 10 test parameters and covers pH, ammonia, nitrite, and nitrate for freshwater and saltwater aquariums.

API Reef Master Test Kit
US
£26.58 Calcium, carbonate hardness, phosphate, nitrate Highly accurate Calcium: 20-600 mg/L; carbonate hardness: 1-20 dKH; phosphate: 0-10 ppm; nitrate: 0-160 ppm 3-5 minutes Easy; add drops, shake, wait, and compare colors Calcium, carbonate hardness, phosphate, nitrate; 7 test solutions, 4 glass test tubes, holding tray, instructions, color cards

The API Reef Master Test Kit measures calcium, carbonate hardness, phosphate, and nitrate, the key parameters for maintaining reef aquariums. It uses liquid reagents, glass test tubes, color cards, and step-by-step instructions, making it suitable for reef keepers who want a broad set of essential tests in one kit.

★ Ideal for

This kit suits aquariums needing a wide range of tests because it includes four separate reef-focused tests: calcium, carbonate hardness, phosphate, and nitrate.

Red Sea Reef Foundation Pro Multi Test Kit Ca Alk Mg
US
£59.08 Calcium, KH/Alkalinity, Magnesium Calcium 5 ppm, KH/Alkalinity 0.05 meq/l, Magnesium 20 ppm Unlimited Easy-to-use high precision titrator 75 Calcium tests, 75 Alkalinity tests, 75 Magnesium tests, analytical grade glass vials, high precision titrator

This multi-test kit uses titration tests to measure calcium, alkalinity, and magnesium in saltwater reef aquariums. It suits reef keepers who want high-accuracy foundation-parameter testing and enough reagents for repeated testing.

★ Ideal for

It suits aquarists seeking a wide range of included tests because it measures three key parameters with 75 calcium, 75 alkalinity, and 75 magnesium tests.

Red Sea Algae Control Multi NO3 PO4 Test Kit
US
£55.39 Nitrate and phosphate Nitrate 0.06 ppm; phosphate 0.014 ppm Nitrate 0.06-15 ppm; phosphate 0.0014-1.6 ppm Easy-to-use colorimetric comparator 100 nitrate tests and 100 phosphate tests

This kit measures nitrate and phosphate using colorimetric comparator tests and high-quality reagents. It suits reef aquariums where accurate nutrient monitoring is needed to help control algae and support coral health.

★ Ideal for

It suits this question because it includes two nutrient tests, with 100 nitrate tests and 100 phosphate tests, covering nitrate from 0.06-15 ppm and phosphate from 0.0014-1.6 ppm.

Salifert Big 3 Professional Testing Combo
US
£48.01 Calcium, alkalinity, magnesium Calcium 10 mg/L; alkalinity 0.1 meq/L; magnesium plus or minus 50 ppm Calcium 420-450 mg/L; alkalinity approximately 2.8 meq/L; magnesium approximately 1200 ppm Titration tests with precise color changes Calcium test kit, alkalinity test kit, magnesium test kit

This professional three-test combo measures calcium, alkalinity, and magnesium for marine, freshwater, and garden pond aquariums. It suits reef hobbyists who need detailed monitoring of the main parameters supporting coral growth and stable water chemistry.

★ Ideal for

It suits aquarists seeking a wide range of tests because it combines three essential reef-water tests: calcium, alkalinity, and magnesium, with up to 200 alkalinity tests and up to 100 calcium tests.