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API Water Test Kits

Aquarium Plants
- Moss
- Foreground
- Midground
- Background
- Live Plant Decoration
- Potted Plants
- In Vitro Plants
- Floating Plants
- Plant Packs
- Aquascaping Tools
- Portions & Bulbs
- Artificial Aquarium Plant
Aquariums
- Aquariums Over 30L
- Aquariums Up To 30L
- Aquarium Accessories
  - Aquarium Backgrounds
- Aquarium Stands & Cabinets
- Aquarium Backgrounds
  - Deco Posters
  - Background Gels and Adhesives
- By Brand
Aquarium Lighting
- Aquarium LED Lights
Filtration
- External & HOB Filters
  - External Filter Hose
- Internal Filters
  - Filter Cartridges
- Pumps & Powerheads
- UV Sterilizers
- Oxydators
- Filter Media
- Filter Bacteria
- Filter Hoses
Heating & Cooling
- Aquarium Thermometers
- Aquarium Heaters
- Aquarium Coolers
Air Products
- Air Pumps
- Airline Tubing & Valves
- Air Stones & Accessories
Substrate
- Active Substrate
- Gravel
- Sand
- Plant Substrate
Wood, Rocks & Ornaments
- Driftwood & Roots
- Carved Driftwood & Bonsai
- Rocks
  - Artificial Rock
- Pebbles & Stones
- Caves & Hides
- Ornaments
- Artificial Plants
- Artificial Wood & Rock
Plant Fertilisers & CO2
- Fertilisers
- CO2
  - Bio CO2
  - CO2 Systems
- CO2 Accessories
- Pond Plant Fertilisers
Fish Food
- Staple & Colour Food
- Food by Species
- Snacks for Fish
- Fish Food by Brand
- Pond Fish Food
- Holiday Food
- Marine Fish Food
- Turtle Food
- Fish Food Enhancers
- Live Food
Shrimp Food
- Adult Food
- Colour Enhancing
- Baby Food
- Breeding Support
- Health Support
- Complete Shrimp Food
- Supplementary Food
- Natural Supplements
- Minerals & Bacterial Additives
- Treats
- Fish Food
- Wet & Gel Food
- Crayfish Food
- Marine Shrimp Food
Minerals & Additives
- Stones & Powder
- Minerals
- Water Conditioners
Water Supplies
- Water Tests
- Water Treatment
- Water Filtration
- Health Support & Treatment
Dennerle Spare Part Shop
- Aquarium Spare Parts
- CO2 Spare Parts
- Filtration Spare Parts
- Lighting Spare Parts
- Marinus Spare Parts
- Various Spare Parts
Accessories
- Aquarium Cleaning
- Aquascaping Tools
- Breeding Boxes & Traps
- Decoration
- Fish & Shrimp Nets
- Feeding Tools
- Hoses & Tubes
- Water
Pond Care
- Pond Construction
  - Pond Liners
- Pond Pumps & Electricals
- Pond Filters
  - Pond Filter Media
- Pond Food & Treatments
- Maintenance
- Decoration & Accessories
- Pond Lighting
- Pond Heating
- Pond Protection
- Pond Plants
  - Pond Plant Baskets
Magazines , Books & Art
CLEARANCE
Gifts & Novelties
Marine
- Marine Salts
- Marine Food
- Marine Supplements
- Marine Test Kits
- Marine Treatments
- Marine Conditioners
- Coral & Reef
Brands
- API
  - API Water Treatments
  - API Water Test Kits
  - API Treatment
  - API Plant Care
  - API Accessories
  - API Fish Food
  - API Pond Products
- AQUADIP
  - AQUADIP Aquarium Care
  - AQUADIP Aquarium Plants
    - AQUADIP In-Vitro Plants
    - AQUADIP Potted Plants
- Aqua Medic
  - Heating & Cooling
- Aquael
  - Aquael Aquariums
  - Aquael Lighting
  - Aquael Filters
  - Aquael Filter Media
  - Aquael Heaters
  - Aquael Pumps
    - Aquael Air Pumps
- Aquafleur
  - Aquafleur Potted Plants
  - Aquafleur Easy Grow In Vitro
  - Aquafleur Combi Packs
  - Aquafleur Plants on Decoration
- biOrb
  - biOrb Tanks
  - biOrb Decoration
  - biOrb Accessories
  - biOrb Maintenance
  - biOrb Heating & Lighting
  - biOrb Spare Parts
- Colombo
  - Colombo Aquarium
  - Colombo Plant Care
  - Colombo CO2
- Dennerle
  - Dennerle Lighting
    - Dennerle LED Lighting
  - Dennerle Spare Parts
  - Dennerle Substrate
  - Dennerle Plants
  - Dennerle Pond Care
  - Dennerle Water
  - Dennerle Aquascaping Tools
  - Dennerle Marinus
  - Dennerle CO2
- Easy-Life
  - Easy-Life Plant Food
  - Easy-Life Water Tests
  - Easy-Life Water Conditioners
  - Easy-Life Algae
- EHEIM
  - EHEIM Filters
  - EHEIM Filter Media
  - EHEIM Air Pumps
  - EHEIM Cleaning
  - EHEIM Heaters
  - EHEIM Pumps
- eSHa
- Evolution Aqua
  - Indoor Aquatics
- FishScience
- GlasGarten
- Hikari
  - Crustaceans
  - Tropical
  - Cichlid Food
  - Marine
  - Coldwater
  - Reptile - Herptile
- Hobby
  - Hobby Accessories
  - Hobby Decoration
  - Hobby Technical Accessories
- Hugo Kamishi
  - Filter Media
  - Air Supplies
  - Aquariums
- Interpet
  - Interpet Heaters
  - Interpet Water Treatments
  - Interpet Health Treatments
- JBL
  - JBL Air Pumps
  - JBL Aquarium Accessories
    - JBL Hoses & Accessories
  - JBL CO2
  - JBL Conditioners & Additives
  - JBL Decoration
  - JBL Fertilisers
  - JBL Filters
  - JBL Filter Media
  - JBL Food
    - JBL Artemio
  - JBL Heating & Cooling
  - JBL ProPond Food
    - JBL ProPond Seasons
  - JBL ProScape Aquascaping
  - JBL Substrate
  - JBL Water Tests
- King British
  - King British Food
- NT Labs
  - NT Labs Water Tests
  - NT Labs Treatments
- Oase
  - biOrb Aquariums
  - OASE Indoor Filtration
  - OASE Indoor Heating
  - OASE Indoor Pumps
  - OASE Indoor Accessories
  - OASE Pond
    - Pond Construction
      - Pond Liners
  - OASE Organix Fish Food
- Pontec (Oase)
  - Feature Pumps
  - Fountain Pumps
  - Filter Pumps
  - Pond Air Pumps
  - Pond Filters
  - Pond Lighting
- Pro Shrimp Value
- Prodibio
  - Prodibio Freshwater
  - Prodibio Saltwater
  - Prodibio Plant Care
    - Prodibio Aquarium Soil
    - Prodibio Fertilisers
  - Prodibio Relief Sand & Gravel
- Quantum
  - Quantum Freshwater
  - Quantum Saltwater
- Seachem
  - Seachem Conditioners
  - Seachem Plant Care
  - Seachem Glassware
  - Seachem Treatments
  - Seachem Filter Media
  - Seachem Filters
  - Seachem Water Tests
  - Seachem Food
  - Seachem Accessories
  - Seachem Sand & Gravel
  - Seachem Saltwater
  - Seachem Pond
- Salty Shrimp
- Shrimp King
- Shirakura & Mironekuton
- Söchting Oxydator
- Superfish
  - Superfish Aquariums
  - Superfish Air Products
  - Superfish Decoration
  - Superfish Filtration
  - Superfish Spare Parts
  - Superfish Pond
  - Superfish Cleaning
  - Superfish Accessories
  - Superfish Heating & Temperature
  - Superfish Lighting
    - Superfish Slim LED
  - Superfish Backgrounds
- Tantora
- Tetra
  - Tetra Aquariums
  - Tetra Fish Food
  - Tetra Plant Care
  - Tetra Water Care
  - Tetra Water Tests
  - Tetra Pond
  - Tetra Air Pumps
- Tropica
  - Tropica Plants
  - Tropica Plant Care
  - Tropica Art
- Unipac
  - Unipac Aquarium Sand
  - Unipac Micro Gravels
  - Unipac Natural Gravel
  - Unipac Rocks & Stones
- Juwel
  - Juwel Aquariums
- Vitalis
  - Tropical Range
  - Coldwater Range
  - Marine Range
  - Enrichment Range
- Waterlife
  - Waterlife Conditioners
  - Waterlife Food
  - Waterlife Treatments

New products

Echinodorus magdalensis Aquadip
Aquarium Plant 5cm Pot EU Grown
£ 3.99
Echinodorus vesuvius Aquadip
Aquarium Plant 5cm Pot EU Grown
£ 3.99
Oase HeatUp 400W Heater
Glass Aquarium Heater, 3 years warranty
£ 34.99
Oase BioMaster Thermo 850 External Filter
External Filter up to 850L with 400W Heater
£ 299.99
Oase BioMaster 850 External Filter
External Filter up to 850L
£ 274.99
Bacopa caroliniana AQUADIP In-Vitro
Tissue Culture in Vitro Plant
£ 5.99
Marsilea sp. AQUADIP In-Vitro
Tissue Culture in Vitro Plant
£ 5.99
Lilaeopsis mauritius AQUADIP In-Vitro
Tissue Culture in Vitro Plant
£ 5.99

All new products

API Water Test Kits There are 18 products.

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Showing 1 - 18 of 18 items

£ 1.00 In Stock
API Replacement Test Tube
API Replacement Test Tube
£ 1.00
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£ 22.95 In Stock
API Freshwater Master Test Kit
Master Test Kit: PH, Ammonia, Nitrite & Nitrate
£ 22.95
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£ 8.18 In Stock
API Ammonia Test Kit
API Ammonia/Ammonium NH3/NH4 Fresh Water
£ 8.18
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£ 7.99 In Stock
API Nitrate Test Kit
API Nitrate NO3 Fresh Water
£ 7.99
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£ 18.95 In Stock
API Saltwater Master Test Kit
Master Test Kit: PH, Ammonia, Nitrite & Nitrate
£ 18.95
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£ 8.85 In Stock
API 5 in 1 Aquarium Test Strips (25 pcs)
5in1 Test Strips (25 pcs)
£ 8.85
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£ 6.30 In Stock
API Freshwater pH Test Kit
API pH Test Kit 6.0-7.6 Fresh Water
£ 6.30
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£ 7.88 In Stock
API Nitrite Test Kit
API Nitrite NO2 Fresh Water
£ 7.88
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£ 8.45 In Stock
API Ammonia Test Strip
API Ammonia Test Strips Fresh & Marine
£ 8.45
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£ 8.70 In Stock
API GH & KH Test Kit
API GH & KH Liquid Water Tests
£ 8.70
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£ 6.49 In Stock
API High Range pH Test Kit
API pH Test Kit 7.4-8.8 Fresh Water
£ 6.49
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£ 6.40 In Stock
API KH Test Kit
API KH Liquid Water Tests
£ 6.40
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£ 8.99 In Stock
API Calcium Test Kit
Calcium Liquid Water Tests
£ 8.99
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£ 8.28 In Stock
API Copper Test Kit
Liquid Copper Water Tests
£ 8.28
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£ 4.79 In Stock
API 5 in 1 Aquarium Test Strips (4 pcs)
5in1 Test Strips (4 pcs)
£ 4.79
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£ 8.17 In Stock
API Phophate Test Kit
Liquid Phosphate Water Tests
£ 8.17
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£ 22.40 Out of stock
API Pond Master Test Kit
Master Test Kit: PH, Ammonia, Nitrite & Phosphate
£ 22.40
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£ 8.30 Out of stock
API Freshwater pH Test & Adjuster Kit Deluxe
API pH Test Kit 6.0-7.6 Fresh Water
£ 8.30
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Showing 1 - 18 of 18 items