Skip to main content
eBay Logo

Shop by category

Advanced
    • eBay Plus
    • eBay Deals
    • Coles on eBay
    • Help
    • 15% off*
    • Sell
    • Watch ListExpand Watch list
      Loading...
      Sign in to see your user information
    • My eBayExpand My eBay
      • My eBay Summary
      • Recently Viewed
      • Bids/Offers
      • Watch List
      • Purchase History
      • Selling/Sold
      • Saved Searches
      • Saved Sellers
      • My Messages
      • Get Exclusive Savings
    • Expand cart
      Loading...
      Something went wrong. View cart for details.
    {"modules":["unloadOptimization","bandwidthDetection"],"unloadOptimization":{"browsers":{"Firefox":true,"Chrome":true}},"bandwidthDetection":{"url":"https://ir.ebaystatic.com/cr/v/c1/thirtysevens.jpg","maxViews":4,"imgSize":37,"expiry":300000,"timeout":250}}

    There seems to be a problem serving the request at this time

    You're here

    1. eBay
    2. Pet Supplies
    3. Fish
    4. Water Tests & Treatment
    5. PH Level Aquarium Water Test Kits
    Skip to page navigation

    PH Level Aquarium Water Test Kits

    Side Refine Panel

    Shop by Category

    • Fish
    • Water Tests & Treatment
    • Air Stones
    • Aquariums
    • Air Pumps
    • Cleaning & Maintenance
    • CO2 Equipment
    • Decorations
    • Feeders
    • Filters
    • Filter Media & Accessories
    • Food
    • Gravel & Substrate
    • Health Care
    • Heaters & Chillers
    • Lights
    • Meters & Regulators
    • Reverse Osmosis & Deionization
    • Tubing & Valves
    • UV Sterilisers
    • Water Pumps
    • Other
    • Buying format

      • All Listings
      • Best Offer
      • Auction
      • Buy It Now
      • Classified Ads
    • Water Type

      • Fresh
      • All Water Types
      • Marine
      • Pond
      • Not Specified
    • Brand

      • API
      • Seachem
      • Aqua One
      • sera
      • Unbranded
    • Tank Capacity

      • 200L
      • 400L
      • Not Specified
    • Type

      • Test KitFilter Applied
    • Test/Treatment Parameter

      • pH LevelFilter Applied
    • Tank Width

    • Condition

      • Brand New
      • New: Never Used
    • Price

      • Under $20.00
      • $20.00 to $45.00
      • Over $45.00
      • Please provide a valid price range
        $
        -$
    • Item location

      • Default
      • Australia Only
      • Worldwide
    • Delivery options

      • Free postage
      • Free Click & Collect
    • Show only

      • Returns accepted
      • Completed items
      • Sold items
      • Deals & savings
      • Authorised seller

    Best Selling

    Showing slide {CURRENT_SLIDE} of {TOTAL_SLIDES} - Best Selling

    • API Master Freshwater Aquarium Test Kit
      API Master Freshwater Aquarium Test Kit
      4.9 out of 5 stars
      (311)Total ratings 311,
      AU $54.03 New
    • Aqua One Quick Drop pH Test Kit - 92000
      Aqua One Quick Drop pH Test Kit - 92000
      4.9 out of 5 stars
      (42)Total ratings 42,
      AU $18.09 New
    • API Master Saltwater Marine Aquarium Test Kit 550 Tests Exp2024
      API Master Saltwater Marine Aquarium Test Kit 550 Tests Exp2024
      5 out of 5 stars
      (7)Total ratings 7,
      AU $67.00 New
    • API Pond Master Test Kit- Posted Today If Paid Before 1pm
      API Pond Master Test Kit- Posted Today If Paid Before 1pm
      5 out of 5 stars
      (8)Total ratings 8,
      AU $59.00 New
    • API Ph Test Kit 250 Tests Freshwater Saltwater Aquarium
      API Ph Test Kit 250 Tests Freshwater Saltwater Aquarium
      5 out of 5 stars
      (7)Total ratings 7,
      AU $23.88 New
    • Aquarium Quick Drop Senior Ph Test Kit 92001 Fish Tank Aqua One
      Aquarium Quick Drop Senior Ph Test Kit 92001 Fish Tank Aqua One
      5 out of 5 stars
      (2)Total ratings 2,
      AU $25.13 New
    • Aqua One Quick Drop Freshwater Ph Test Kit Performs up to 60 Tests *aust BRAND
      Aqua One Quick Drop Freshwater Ph Test Kit Performs up to 60 Tests *aust BRAND
      AU $11.95 New
    • API 5-in-1 Test Strips for Freshwater and Saltwater Aquariums 100 Count
      API 5-in-1 Test Strips for Freshwater and Saltwater Aquariums 100 Count
      AU $65.00 New
    • All

    • Auction

    • Buy It Now

    • Best Match
    • Time: ending soonest
    • Time: newly listed
    • Price + postage: lowest first
    • Price + postage: highest first
    • Lowest price
    • Highest price
    • Distance: nearest first
    List view

    1-48 of 137 results

    • API Master Freshwater Aquarium Test Kit pH Nitrite Nitrate Ammonia EXP 2025

      API Master Freshwater Aquarium Test Kit pH Nitrite Nitrate Ammonia EXP 2025

      5 out of 5 stars
      (314)314 product ratings - API Master Freshwater Aquarium Test Kit pH Nitrite Nitrate Ammonia EXP 2025
      AU $63.00
      Free postage
    • Aqua One Quick Drop Aquarium Fish Tank Water PH Test Kit 6 to 7.8

      Aqua One Quick Drop Aquarium Fish Tank Water PH Test Kit 6 to 7.8

      5 out of 5 stars
      (42)42 product ratings - Aqua One Quick Drop Aquarium Fish Tank Water PH Test Kit 6 to 7.8
      AU $18.09
      Free postage
      900 sold
    • API Pond Care Master Freshwater Pond Test Kit EXP2023

      API Pond Care Master Freshwater Pond Test Kit EXP2023

      5 out of 5 stars
      (8)8 product ratings - API Pond Care Master Freshwater Pond Test Kit EXP2023
      AU $59.00
      Free postage
      171 sold
    • API Master Saltwater Marine Aquarium Test Kit 550+ Tests EXP2024

      API Master Saltwater Marine Aquarium Test Kit 550+ Tests EXP2024

      5 out of 5 stars
      (7)7 product ratings - API Master Saltwater Marine Aquarium Test Kit 550+ Tests EXP2024
      AU $67.00
      Free postage
      262 sold
    • API 5 in 1 Aquarium Test Strips 25 Pack pH Nitrate Nitrate KH GH Hardness

      API 5 in 1 Aquarium Test Strips 25 Pack pH Nitrate Nitrate KH GH Hardness

      5 out of 5 stars
      (6)6 product ratings - API 5 in 1 Aquarium Test Strips 25 Pack pH Nitrate Nitrate KH GH Hardness
      AU $32.00
      Free postage
      134 sold
    • Red Sea Marine Care Test Kit- Complete Saltwater Testing Kits

      Red Sea Marine Care Test Kit- Complete Saltwater Testing Kits

      AU $98.00
      Free postage
      206 sold
    • Seachem Alert Combo PH Ammonia Monitor Reading Pack Aquarium Fish

      Seachem Alert Combo PH Ammonia Monitor Reading Pack Aquarium Fish

      4.5 out of 5 stars
      (12)12 product ratings - Seachem Alert Combo PH Ammonia Monitor Reading Pack Aquarium Fish
      AU $18.95
      Free postage
      Only 1 left!
    • 6pack API Glass Test Tubes with Holder and 2 Mounting Screws.

      6pack API Glass Test Tubes with Holder and 2 Mounting Screws.

      AU $39.95
      Free postage
      or Best Offer
    • Aqua One Quick Drop Aquarium Fish Tank Water PH Test Kit 6 to 7.8 + Large Buffer

      Aqua One Quick Drop Aquarium Fish Tank Water PH Test Kit 6 to 7.8 + Large Buffer

      5 out of 5 stars
      (2)2 product ratings - Aqua One Quick Drop Aquarium Fish Tank Water PH Test Kit 6 to 7.8 + Large Buffer
      AU $25.13
      Free postage
      Only 2 left
    • API 5-in-1 Test Strips for Freshwater and Saltwater Aquariums, 25 Count

      API 5-in-1 Test Strips for Freshwater and Saltwater Aquariums, 25 Count

      AU $26.50
      Free postage
      or Best Offer
    • Seachem pH Alert Monitor Readings Freshwater Aquarium

      Seachem pH Alert Monitor Readings Freshwater Aquarium

      AU $16.95
      Free postage
      16 watching
    • Seachem Ammonia Alert Continuously detects & monitors free ammonia Salt & Fresh

      Seachem Ammonia Alert Continuously detects & monitors free ammonia Salt & Fresh

      3.5 out of 5 stars
      (3)3 product ratings - Seachem Ammonia Alert Continuously detects & monitors free ammonia Salt & Fresh
      AU $16.95
      Free postage
      69 sold
    • API Goldfish Care Pack 2 x 30ml

      API Goldfish Care Pack 2 x 30ml

      AU $10.95
      AU $10.00 postage
    • API pH Test Kit 250 - Testing pH Water Levels 6.0-7.6 in Aquarium Fish Tank Pond

      API pH Test Kit 250 - Testing pH Water Levels 6.0-7.6 in Aquarium Fish Tank Pond

      5 out of 5 stars
      (7)7 product ratings - API pH Test Kit 250 - Testing pH Water Levels 6.0-7.6 in Aquarium Fish Tank Pond
      AU $23.95
      Free postage
    • API Saltwater Marine Reef Master Liquid Test Kit Fish Tank Aquarium

      API Saltwater Marine Reef Master Liquid Test Kit Fish Tank Aquarium

      AU $77.95
      Free postage
    • Sera Quick Test 50 Strips 6 Tests in 1 Water Testing Freshwater Pond Aquarium

      Sera Quick Test 50 Strips 6 Tests in 1 Water Testing Freshwater Pond Aquarium

      AU $39.80
      Free postage
    • 16in1 Freshwater Aquarium Test Strips 100 Pack pH Nitrate Nitrate KH GH Hardness

      16in1 Freshwater Aquarium Test Strips 100 Pack pH Nitrate Nitrate KH GH Hardness

      AU $43.99
      Free postage
    • Sera PH Test Kit 15ml Freshwater Marine Pond Aquarium

      Sera PH Test Kit 15ml Freshwater Marine Pond Aquarium

      AU $22.85
      Free postage
    • API 5-in-1 Test Strips for Freshwater and Saltwater Aquariums, 100 Count

      API 5-in-1 Test Strips for Freshwater and Saltwater Aquariums, 100 Count

      AU $65.00
      Free postage
      or Best Offer
    • API High Range PH Test Kit Aquarium Water Testing

      API High Range PH Test Kit Aquarium Water Testing

      AU $23.00
      Free postage
    • API pH Test Strips - 25 Pack - Quick Easy pH Tester - Fresh Water Aquarium Tanks

      API pH Test Strips - 25 Pack - Quick Easy pH Tester - Fresh Water Aquarium Tanks

      AU $25.95
      AU $8.50 postage
    • Sera PH-Test kit 15ml

      Sera PH-Test kit 15ml

      AU $22.95
      Free postage
    • API 5-in-1 Test Strips for Freshwater and Saltwater Aquariums, 25 Count

      API 5-in-1 Test Strips for Freshwater and Saltwater Aquariums, 25 Count

      AU $20.00
      or Best Offer
      Local pickup
    • Hanna pHep Waterproof Pocket pH Tester HI98107 Freshwater Fish Tank Aquarium

      Hanna pHep Waterproof Pocket pH Tester HI98107 Freshwater Fish Tank Aquarium

      AU $100.00
      Free postage
    • API Deluxe pH Test & Adjuster Kit With Liquid pH Up & Down -Freshwater Tank Pond

      API Deluxe pH Test & Adjuster Kit With Liquid pH Up & Down -Freshwater Tank Pond

      AU $34.90
      Free postage
    • Fluval Wide Range pH Aquarium Water Test Kit (Measures 4.5 -9.0 PH)

      Fluval Wide Range pH Aquarium Water Test Kit (Measures 4.5 -9.0 PH)

      AU $26.00
      Free postage
    • API Freshwater Master Multi Test Kit 800 Tests 5 in 1 Fish Tank Aquarium

      API Freshwater Master Multi Test Kit 800 Tests 5 in 1 Fish Tank Aquarium

      AU $80.00
      Free postage
    • 14 in 1 Aquarium Test Kit x 10 (pH Total Alkalinity  Nitrate Nitrite & Chlorine)

      14 in 1 Aquarium Test Kit x 10 (pH Total Alkalinity Nitrate Nitrite & Chlorine)

      AU $28.76
      Free postage

    Results pagination - page 1

    1. 1
    2. 2
    3. 3

    Top Rated

    See all - Top Rated

    Showing slide {CURRENT_SLIDE} of {TOTAL_SLIDES} - Top Rated

    • API Master Freshwater Aquarium Test Kit
      API Master Freshwater Aquarium Test Kit
      4.9 out of 5 stars
      (311)Total ratings 311,
      100% agree - Would recommend
      AU $54.03 New
    • Aqua One Quick Drop pH Test Kit - 92000
      Aqua One Quick Drop pH Test Kit - 92000
      4.9 out of 5 stars
      (42)Total ratings 42,
      100% agree - Would recommend
      AU $18.09 New
    • API Ph Test Kit 250 Tests Freshwater Saltwater Aquarium
      API Ph Test Kit 250 Tests Freshwater Saltwater Aquarium
      5 out of 5 stars
      (7)Total ratings 7,
      100% agree - Would recommend
      AU $23.88 New
    You may also like
    Slide {current_page} of {total_pages} - You may also like
    • Aquarium Water Pumps

    • Seachem Aquarium Water Tests & Treatment

    • Aquarium Submersible Water Pumps

    • Other Fish Supplies

    • API Aquarium Water Tests & Treatment

    • Aquarium Water Tests & Treatment

    • Aquarium Water Conditioners

    • Reptile Rocks

    • Temperature Control Reptile Supplies

    • Seachem Aquarium Water Test Kits

    • Fresh Water Aquarium Water Test Kits

    • Turtle Pellets

    Additional site navigation

    • About eBay
    • Announcements
    • Community
    • Media Centre
    • Seller Centre
    • Policies
    • Advertise
    • Help
    • Site Map
    Copyright © 1995-2021 eBay Inc. All Rights Reserved. User Agreement, Privacy, Cookies and AdChoiceNorton Secured - powered by Verisign