Top 10 Aquarium Test Kits UK – Pool & Hot Tub Testers

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1. SimplexHealth

SimplexHealth Home Water Test Kit 5-in-One 5 Strips, Drinking Water, Total Hardness, ponds, aquariums for Nitrates & Nitrites, Total Alkalinity and pH

SimplexHealth - Each bag contains 5 test strips, drinking water, which are ideal for use in aquariums, ponds, aquacultures, lakes and streams. Simple, Fast and Accurate. Results on the spot. Test for nitrate, nitrite, Total Hardness, Total Alkalinity and pH.
Height3.99 cm (1.57 Inches)
Length10.01 cm (3.94 Inches)
Width3.99 cm (1.57 Inches)
Part Number5-IN-1-5

2. GuDoQi

Aquarium, TDS Meter Combo, Swimming, PH Tester Digital, GuDoQi PH Meter, PPM Meter, Pool Water Test Kit, Hydroponics, 0.01 Resolution TDS PH EC Temperature 4 in 1 Set for Drinking Water, RO System

GuDoQi - Tds 0~9999ppm. Turn it on and insert it in liquid, read display. Easy to carry: handheld design and small size make it convenient for you to carry.

Easy to use: tds meter will lock the measure result when you press the "HOLD" button and automatically turn off after several minutes of non-use. Automatic temperature compensation: ATC accounts for changes in temperature automatically. Accurate and reliable: ph resolution is 001ph, conductivity 0~9999 us/cm, accuracy ±001pH. Ph meter has auto calibration function and you can get readout quickly. Tds meter rang 0~9999ppm, accuracy ±2%. Wide use: ideal for household or laboratory use; Suitable for testing pH balance of drinking water, aquarium, Spa, pool, RO system, or hydroponics.
Weight0.05 kg (0.11 Pounds)
Part NumberCE1759

3. Tetra

10 ml, Tetra Test GH, to Measure the Aquarium and Pond General Hardness Value Reliably and Precisely

Tetra - Enhanced long-term stability. Simple to use. Suitable for freshwater aquariums and ponds. Highly accurate liquid test kit.
Height10 cm (3.94 Inches)
Length4 cm (1.57 Inches)
Weight0.03 kg (0.07 Pounds)
Width10 cm (3.94 Inches)
Part NumberT614


PETLOFT 6-in-1 Aquarium SPA Water Test Strips, 100 Count 6-Way Freshwater and Saltwater Test Strips Easy Test PH Total Hardness Chlorine Alkalinity Cyanuric Acid for Fish Tank Pool Pond SPA

PETLOFT - Fast and easy to test: remove a test strip without touching the test fields with your fingers; Dip the test trip into the water for 1-2 seconds; Hold horizontally for 60 seconds longer or shorter may affect the result; Compare the test strip colors with the chart included; Before testing, please keep water as clear as possible for best result.

Widely used: safe for both freshwater and saltwater environments; Widely used for fish tank, aquarium, pond, pool, and so on. Storage and expiration: contains 100 strips; valid for 24 months if store in a dry and dark place at 2℃ to 30℃; Please keep bottle cap closed between uses. 6-in-1 test strips: easily and accurately test for PH, total chlorine, total alkalinity, free chlorine/bromine, total hardness general hardness, and cyanuric acid to help keep your water properly balanced.
ManufacturerJ&D Tech
Part NumberWaterTestStrips-100Count

5. API

API POND 5 IN 1 POND TEST STRIPS Pond Water Test Strips 25-Count

API - Contains one 1 api pond 5 in 1 pond test strips pond Water Test Strips 25-Count. Measures ph nitrite, carbonate Hardness, Nitrate, and General Hardness in pond water. Testing is fast, and accurate, easy, just dip and read. Use weekly for monitoring and when water or fish problems appear. Helps monitor water quality and prevent invisible water problems that can be harmful to fish.
Height21.5 cm (8.46 Inches)
Length6 cm (2.36 Inches)
Weight0.07 kg (0.15 Pounds)
Width6 cm (2.36 Inches)
Part Number164F


10, Ph Up Down Test Kit for Hydroponics Aquariums Indicator Range 4

BLACK ORCHID - Put two drops of the pH indicator solution into the sample of water. Fill the tube half Way. Shake well. Using the ph colour chart, compare the colour reaction of the solution to the closest match on the chart. Thoroughly rinse your test tube for storage & future use. Read the corresponding PH value and that is the pH level of your plants water. Collect a sample of your plants water using the plastic test tube provided.
ManufacturerBlack Orchid
Height0.47 cm (0.19 Inches)
Length10 cm (3.94 Inches)
Width8.5 cm (3.35 Inches)
Part NumberSTL-SMRT-CO2-X2

7. HealthyWiser

General Hydroponics, Professional-Grade Water Test Kit Tests Water Quality in Drinking Water, TDS Meter, 100% Accurate 3 in 1 TDS, Aquariums, Spa, Pool, EC and Temperature Meter, Water Purifier, Ponds

HealthyWiser - Range:0-5000ppm, 0-9990 µs/cm, 01- 800°c, 32. 0-176. 0°f. Factory calibrated; Automatic Temperature Compensation ATC. Measurement range; accuracy: ± 2%.

Saves you money while protecting your health; Home water test kit alerts you when it’s time to change filters to remove contaminants from your water. Locks your reading making it easy to record; Large, easy to read LCD screen and data-hold function makes reading and recording a snap. Long battery life and lower power consumption; Auto-off function saves on battery usage and our TDS meter has lower power consumption than HM TDS meter. Provides accurate and reliable test readings; 3-In-1 Digital TDS meter provides accurate readings for TDS Total Dissolved Solids EC Electrical Conductivity and temperature.
Weight0.07 kg (0.15 Pounds)
Part NumberFBA_787639322399

8. Silver Lake Research

Silver Lake Research WS425B Watersafe All-In-One Well Water Test Kit

Silver Lake Research - Test: bacteria, ph, chlorine, hardness, Lead, Nitrites, Nitrates, pesticides, Copper and Iron. Detect dangerous amounts of chlorine. All in one test kit for 10 of the most common and potentially hazardous contaminants found in drinking water - super value. Learn your water's pH balance and Compare your results with EPA-recommended levels. Test for presence of bacteria.
BrandSilver Lake Research
ManufacturerSilver Lake Research
Height4 cm (1.57 Inches)
Length20 cm (7.87 Inches)
Width11 cm (4.33 Inches)
Part NumberWS-425W

9. Sxstar

Water Quality Test Meter,TDS PH EC Temperature 4 in 1 Set for Hydroponics, Fishpond and Swimming Pool, RO System, Aquariums, Drinking Water

Sxstar - This tds & ec tester can be used in: water purifiers and Filters, Pools and Spas, Fruits & Drink Quality Monitoring, Food Vegetable, Aquariums, Hydroponics. Excellent ph meter and tds & ec tester, very accurate and durable.

Lcd display screens let you easily read the displayed value. This digital pen style ph meter full measurement range of pH 0-14, 001 ph resolution, ideal instrument for whatever you may need to test the pH levels. This ph meter is accuracy for testing ph level of liquids in Various Applications, fishing Industry, Swimming Pool, it is an ideal Tool for Aquarium, School Laboratory, Spas and Food etc.3-in-1:tds & ec tester measures total dissolved solids TDS, electrical conductivity EC and temperature ¡ãC/¡ãF. Cal key on the PH tester for easy Calibration.
Part NumberSB-122

10. Outus

Aquarium, Soil Testing, Pool, 400 Pieces Test Paper pH Test Strips Litmus Test Paper Universal pH Testing Kits 1-14 pH Test Paper Strips for Water

Outus - 70 x 45 mm, each small piece is approx. Where to use: the universal 1-14 ph test paper strips can be applied for testing water, teach and travel use, work, milk, swimming pool, detergent, aquarium, soil, office, nice for home, help you to maintain energetic body by testing many usual everyday substances.

What you receive: package comes with 5 packs pH test paper, enough quantity for your long time use, each pack contains 80 pieces, 400 pieces in total, meet your different needs. How to use: under normal circumstances, remove the small test strip, compare the test results with the standard color on the card board, the smaller the number, and the larger the value, the stronger the acidity, the solution of the tasting paper will produce color changes a few second after contact with the test paper, the stronger the alkalinity.

Ph 1-14: the scale reads from 1 to 14, 1-6 indicates an acidic substance, 7 indicates neutral, 8-14 indicates alkalinity; The test strip color changes must be matched with the pH scale color chart within about 15 seconds.55 x 9 mm, proper size and light weight for easily carry and storage; Please note that the test strip needs to be stored in the dark and dry place. Lightweight and portable: each pack of the litmus test paper measures approx.
Height1 cm (0.39 Inches)
Length15 cm (5.91 Inches)
Weight0.04 kg (0.09 Pounds)
Width10 cm (3.94 Inches)
Part NumberOutus-pH Bandelettes-r654