Skip to main content
Hi !Hello. Sign in or registerLocalDaily DealsFashionHelp & Contact
Sell
Watch List
My eBay
  • Summary
  • Recently Viewed
  • Bids/Offers
  • Watch List
  • Purchase History
  • Selling
  • Saved feed
  • Saved Searches
  • Saved Sellers
  • My Garage
  • Sizes
  • Messages
Please sign in to view notifications.
Loading...
eBay Home
Advanced
Copyright © 1995-2025 eBay Inc. All Rights Reserved. User Agreement, Privacy, Payments Terms of Use, Cookies and AdChoice

JBL Fresh Water Nitrite Aquarium Tests & Treatment

Best selling

See all
  • JBL ProAqua Test Combiset Kit W Nh4 Freshwater Aquarium Water Lab Case Combi Set

    JBL ProAqua Test Combiset Kit W Nh4 Freshwater Aquarium Water Lab Case Combi Set

    (4)
    £39.95 New
  • JBL PROSCAN Water Analysis by Smartphone - Test Set

    JBL PROSCAN Water Analysis by Smartphone - Test Set

    (47)
    £16.95 New
  • JBL ProScan Recharge Aquarium Test Strips Refill - 24 Count (2542100)

    JBL ProScan Recharge Aquarium Test Strips Refill - 24 Count (2542100)

    (31)
    £14.75 New
  • JBL ProAquaTest Lab Water Test Case with 14 Tests and Accessories for Freshwater Aquariums and Tap Water (2408400)

    JBL ProAquaTest Lab Water Test Case with 14 Tests and Accessories for Freshwater Aquariums and Tap Water (2408400)

    (4)
    £87.95 New
  • JBL Proaquatest Combiset Plus FE - Monitors Water Values in Freshwater Aquarium

    JBL Proaquatest Combiset Plus FE - Monitors Water Values in Freshwater Aquarium

    £49.39 New
  • JBL Pro Easy 7 in 1 50x Quick Test Strips Fish Tank Aquarium Fresh Tap Water

    JBL Pro Easy 7 in 1 50x Quick Test Strips Fish Tank Aquarium Fresh Tap Water

    (3)
    £14.99 New
  • JBL Testlab Complete Fresh Water Colour Chart Pro Laboratory Test Kit

    JBL Testlab Complete Fresh Water Colour Chart Pro Laboratory Test Kit

    (4)

Related Searches

  • Nitrate Tester Aquarium
  • Test Nitrate
  • Nitrate Tester
  • Aquarium Nitrate Remover
  • Aquarium Water Testing Kit
  • Aquarium Water Treatment
  • Aquarium Bacteria
  • NT Labs Pond Test Kit
  • Aquarium Water Tester
  • NT Labs Fish Food
  • Chlorine Test
  • Water Infection Test

More to explore

  • Aquarium Clear Water
  • Aquarium Test Strips
  • Fish Tank Clear Water
  • Pure Aquarium

breadcrumb

  • eBay
    • Home Garden
    • Pet Supplies
    • Fish & Aquarium
  • Home Garden
  • Pet Supplies
  • Fish & Aquarium
  • Water Tests & Treatment
  • JBL Fresh Water Nitrite Aquarium Tests & Treatment

Shop by category

  • Fish & Aquarium
    • Water Tests & Treatment
    • Air Pumps
    • Air Stones
    • Aquariums
    • CO2 Equipment
    • Cleaning & Maintenance
    • Coral & Live Rock
    • Decorations
    • Feeders
    • Filter Media & Accs.
    • Filters
    • Food
    • Gravel & Substrate
    • Health Care
    • Heaters & Chillers
    • Lighting & Hoods
    • Live Plants
    • Meters & Controllers
    • Other Fish & Aquarium
    • Reverse Osmosis & Deionization
    • Tubing & Valves
    • UV Steriliser
    • Water Pumps
  • All listings
  • Auction
  • Buy It Now
  • Best Offer
  • Best match
  • Time: ending soonest
  • Time: newly listed
  • Price + postage: lowest first
  • Price + postage: highest first
  • Distance: nearest first
  • List view
  • Gallery view

31 results

Sort: Best match

  • Best match
  • Time: ending soonest
  • Time: newly listed
  • Price + postage: lowest first
  • Price + postage: highest first
  • Distance: nearest first
    • Water Type: Fresh- Selected
    • Brand: JBL- Selected
    • Test/Treatment Parameter: Nitrite- Selected
    Clear All

    • JBL CombiSet Test Kit For Freshwater Aquarium- pH, KH, CO2, NO2, NO3 + NH4 - Image 1 of 2
    • JBL CombiSet Test Kit For Freshwater Aquarium- pH, KH, CO2, NO2, NO3 + NH4 - Image 2 of 2

    JBL CombiSet Test Kit For Freshwater Aquarium- pH, KH, CO2, NO2, NO3 + NH4

    Brand new · JBL
    (4)
    £39.95
    Free postage
    Est. delivery Wed, Aug 6
    204 sold
    Y⁣L⁣ ⁣Q⁣⁣⁣⁣⁣⁣⁣⁣F⁣⁣ ⁣2⁣R⁣⁣⁣⁣ ⁣⁣⁣5⁣⁣⁣⁣⁣M⁣
  • JBL PROSCAN WATER ANALYSIS KIT & RECHARGE REFILL TEST SMARTPHONE AQUARIUM TANK - Image 1 of 1

    JBL PROSCAN WATER ANALYSIS KIT & RECHARGE REFILL TEST SMARTPHONE AQUARIUM TANK

    Brand new · JBL
    (47)
    £14.75 to £28.99
    Free postage
    Click & Collect
    592 sold
    L⁣Z⁣S⁣p⁣o⁣ ⁣Q⁣n⁣s⁣o⁣Q⁣r⁣е⁣ ⁣F⁣Y⁣ ⁣A⁣P⁣ ⁣d⁣⁣U⁣⁣3⁣ ⁣⁣⁣
    • JBL PROSCAN WATER ANALYSIS FOR SMARTPHONE TEST KIT APP AQUARIUM FRESH FISH TANK - Image 1 of 4
    • JBL PROSCAN WATER ANALYSIS FOR SMARTPHONE TEST KIT APP AQUARIUM FRESH FISH TANK - Image 2 of 4
    • JBL PROSCAN WATER ANALYSIS FOR SMARTPHONE TEST KIT APP AQUARIUM FRESH FISH TANK - Image 3 of 4
    • JBL PROSCAN WATER ANALYSIS FOR SMARTPHONE TEST KIT APP AQUARIUM FRESH FISH TANK - Image 4 of 4

    JBL PROSCAN WATER ANALYSIS FOR SMARTPHONE TEST KIT APP AQUARIUM FRESH FISH TANK

    Brand new · JBL
    (47)
    £16.95
    Free postage
    Click & Collect
    593 sold
    C⁣S⁣7⁣p⁣o⁣n⁣ѕ⁣o⁣r⁣e⁣d⁣⁣ ⁣Z⁣⁣⁣F⁣ ⁣⁣H⁣⁣⁣L⁣ ⁣⁣⁣⁣R⁣
    • JBL Pro AquaTest Lab Freshwater Aquarium Kit Professional Fish Tank Aqua Test - Image 1 of 4
    • JBL Pro AquaTest Lab Freshwater Aquarium Kit Professional Fish Tank Aqua Test - Image 2 of 4
    • JBL Pro AquaTest Lab Freshwater Aquarium Kit Professional Fish Tank Aqua Test - Image 3 of 4
    • JBL Pro AquaTest Lab Freshwater Aquarium Kit Professional Fish Tank Aqua Test - Image 4 of 4

    JBL Pro AquaTest Lab Freshwater Aquarium Kit Professional Fish Tank Aqua Test

    Brand new · JBL
    (4)
    £87.95
    Free postage
    Est. delivery Wed, Aug 6
    105 sold
    A⁣T⁣Ѕ⁣p⁣ ⁣o⁣n⁣E⁣s⁣Y⁣ ⁣8⁣o⁣r⁣8⁣e⁣d⁣⁣ ⁣⁣⁣V⁣Q⁣ ⁣H⁣H⁣ ⁣⁣
  • JBL PROSCAN RECHARGE WATER-ANALYSIS STRIPS FOR SMARTPHONE APP AQUARIUM FISH TANK - Image 1 of 3

    JBL PROSCAN RECHARGE WATER-ANALYSIS STRIPS FOR SMARTPHONE APP AQUARIUM FISH TANK

    Brand new · JBL
    (31)
    £14.75
    Free postage
    Click & Collect
    511 sold
    ⁣⁣⁣R⁣⁣⁣⁣⁣H⁣ ⁣⁣⁣I⁣X⁣ ⁣N⁣E⁣ ⁣G⁣⁣N⁣ ⁣⁣W⁣6⁣ ⁣B⁣⁣
  • JBL Kugeln Balls Rooting Tablets Plant Growth Freshwater Fertiliser Aquarium - Image 1 of 1

    JBL Kugeln Balls Rooting Tablets Plant Growth Freshwater Fertiliser Aquarium

    Brand new · JBL
    (10)
    £6.99 to £10.45
    Free postage
    Click & Collect
    337 sold
    1⁣L⁣ ⁣O⁣B⁣ ⁣⁣X⁣⁣⁣⁣R⁣⁣ ⁣⁣⁣⁣K⁣⁣3⁣ ⁣⁣⁣S⁣⁣G⁣ ⁣⁣
  • JBL Denitrol Aquarium Bacteria Culture New Tank Filter Start Water Treatment - Image 1 of 1

    JBL Denitrol Aquarium Bacteria Culture New Tank Filter Start Water Treatment

    Brand new · JBL
    (1)
    £10.90 to £17.50
    Free postage
    Click & Collect
    72 sold
    ⁣⁣⁣Z⁣⁣⁣R⁣⁣ ⁣O⁣⁣⁣G⁣ ⁣⁣⁣T⁣6⁣⁣⁣⁣ ⁣X⁣B⁣ ⁣⁣⁣F⁣
  • JBL NitratEX & Bio NitratEX 250ml 240g Aquarium Fish Tank Nitrate Remover - Image 1 of 1

    JBL NitratEX & Bio NitratEX 250ml 240g Aquarium Fish Tank Nitrate Remover

    Brand new · JBL
    (1)
    £13.50 to £21.90
    Free postage
    Click & Collect
    94 sold
    ⁣⁣4⁣1⁣ ⁣X⁣⁣⁣J⁣ ⁣⁣R⁣⁣F⁣⁣⁣⁣ ⁣A⁣O⁣ ⁣⁣O⁣⁣T⁣ ⁣⁣8⁣
  • JBL Easy Test 7in1 Test Strips Kit pH Nitrate Nitrite Chlorine CO2 etc Aquarium - Image 1 of 4

    JBL Easy Test 7in1 Test Strips Kit pH Nitrate Nitrite Chlorine CO2 etc Aquarium

    Brand new · JBL
    (3)
    £14.99
    Free postage
    Click & Collect
    200 sold
    Z⁣O⁣⁣ ⁣M⁣⁣⁣W⁣⁣⁣⁣ ⁣V⁣⁣⁣P⁣⁣ ⁣⁣⁣⁣⁣⁣H⁣V⁣ ⁣⁣9⁣
  • JBL ProAquaTest CombiSet Plus Fe Aquarium Fish Tank Water Test Kit - Image 1 of 4

    JBL ProAquaTest CombiSet Plus Fe Aquarium Fish Tank Water Test Kit

    Brand new · JBL
    £45.49
    Was: £56.34was - £56.34
    £3.95 P&P
    Click & Collect
    14 watching
    J⁣⁣Z⁣⁣ ⁣9⁣⁣D⁣⁣⁣ ⁣0⁣⁣Q⁣⁣ ⁣7⁣⁣Y⁣⁣ ⁣⁣⁣7⁣⁣O⁣ ⁣⁣
  • JBL Combi Test Set Freshwater Aquarium Fish Tank Multi Test Kit 6 Kits - Image 1 of 1

    JBL Combi Test Set Freshwater Aquarium Fish Tank Multi Test Kit 6 Kits

    Brand new · JBL
    (4)
    £39.90
    Free postage
    Click & Collect
    ⁣8⁣R⁣⁣ ⁣⁣⁣D⁣⁣N⁣⁣⁣⁣⁣ ⁣B⁣Q⁣ ⁣⁣K⁣⁣⁣⁣⁣Q⁣⁣ ⁣⁣
  • JBL TestLab & TestLab Marin Aquarium Fish Tank Multi Test Kit Freshwater & Marin - Image 1 of 1

    JBL TestLab & TestLab Marin Aquarium Fish Tank Multi Test Kit Freshwater & Marin

    Brand new · JBL
    (4)
    £87.90
    Free postage
    Click & Collect
    77 sold
    ⁣⁣⁣X⁣⁣V⁣⁣ ⁣K⁣⁣Y⁣ ⁣Y⁣⁣N⁣⁣ ⁣Y⁣⁣M⁣ ⁣X⁣T⁣ ⁣⁣⁣H⁣⁣
  • JBL Easy Test 6 in 1 Accurate Aquarium 50 Test Kit Strips Fish Tank API 5 in 1 - Image 1 of 1

    JBL Easy Test 6 in 1 Accurate Aquarium 50 Test Kit Strips Fish Tank API 5 in 1

    Brand new · JBL
    (137)
    £15.63
    Free postage
    Click & Collect
    940 sold
    ⁣B⁣⁣9⁣ ⁣V⁣⁣5⁣ ⁣⁣⁣⁣⁣⁣6⁣⁣⁣I⁣ ⁣⁣⁣⁣X⁣V⁣⁣⁣⁣⁣
  • JBL ProScan Recharge Refill Test Strips - Image 1 of 4

    JBL ProScan Recharge Refill Test Strips

    Brand new · JBL
    (31)
    £14.59
    Was: £23.21was - £23.21
    £3.95 P&P
    Click & Collect
    S⁣р⁣R⁣o⁣n⁣s⁣o⁣r⁣e⁣d⁣Q⁣⁣⁣ ⁣T⁣T⁣ ⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣M⁣
  • JBL PROSCAN WATER ANALYSIS KIT & RECHARGE REFILL TEST SMARTPHONE AQUARIUM TANK - Image 1 of 4

    JBL PROSCAN WATER ANALYSIS KIT & RECHARGE REFILL TEST SMARTPHONE AQUARIUM TANK

    Brand new · JBL
    (47)
    £28.99
    Free postage
    Click & Collect
    28 sold
    N⁣S⁣8⁣ ⁣p⁣X⁣o⁣n⁣9⁣s⁣ ⁣o⁣X⁣F⁣ ⁣J⁣r⁣е⁣X⁣ ⁣d⁣B⁣⁣⁣⁣⁣G⁣ ⁣
  • JBL ProAquaTest Easy 7-in-1 Aquarium Fish Tank Water Test Strips Kit - Image 1 of 3

    JBL ProAquaTest Easy 7-in-1 Aquarium Fish Tank Water Test Strips Kit

    Brand new · JBL
    (3)
    £13.69
    Was: £15.28was - £15.28
    £3.95 P&P
    Click & Collect
    A⁣N⁣ ⁣Q⁣S⁣p⁣o⁣n⁣1⁣s⁣ ⁣I⁣о⁣r⁣5⁣e⁣ ⁣5⁣T⁣ ⁣2⁣d⁣G⁣⁣⁣ ⁣⁣8⁣
  • JBL Water test strip 6in1 50 pieces fish tank aquarium - Image 1 of 2

    JBL Water test strip 6in1 50 pieces fish tank aquarium

    New (other) · JBL
    £7.58
    or Best Offer
    £2.94 P&P
    Click & Collect
    ⁣Y⁣⁣7⁣ ⁣2⁣⁣⁣⁣F⁣ ⁣R⁣H⁣⁣ ⁣E⁣⁣⁣G⁣ ⁣⁣P⁣⁣⁣⁣O⁣ ⁣⁣
  • JBL ProScan Recharge - Image 1 of 1

    JBL ProScan Recharge

    Brand new · JBL
    (31)
    £18.95
    Free postage
    Est. delivery Wed, Aug 6
    0⁣⁣E⁣⁣ ⁣H⁣1⁣ ⁣8⁣⁣E⁣ ⁣⁣M⁣M⁣ ⁣⁣⁣2⁣W⁣ ⁣⁣⁣⁣⁣⁣9⁣⁣
  • JBL ProScan - Image 1 of 1

    JBL ProScan

    Brand new · JBL
    (47)
    £22.95
    Free postage
    Est. delivery Wed, Aug 6
    5⁣W⁣⁣⁣⁣ ⁣6⁣V⁣⁣⁣ ⁣K⁣⁣0⁣⁣⁣⁣ ⁣F⁣2⁣⁣ ⁣⁣S⁣⁣Z⁣ ⁣G⁣
  • JBL PROSCAN WATER ANALYSIS KIT & RECHARGE REFILL TEST SMARTPHONE AQUARIUM TANK - Image 1 of 1

    JBL PROSCAN WATER ANALYSIS KIT & RECHARGE REFILL TEST SMARTPHONE AQUARIUM TANK

    Brand new · JBL
    (31)
    £14.75 to £18.95
    Free postage
    Click & Collect
    V⁣⁣Z⁣⁣ ⁣7⁣⁣⁣⁣D⁣⁣ ⁣⁣X⁣0⁣⁣⁣ ⁣Q⁣⁣⁣N⁣ ⁣R⁣⁣⁣⁣A⁣
  • JBL FilterStart Bacteria Water Starter 10ml Aquarium Ammonia Cleaner - Image 1 of 2

    JBL FilterStart Bacteria Water Starter 10ml Aquarium Ammonia Cleaner

    Brand new · JBL
    £6.99
    Free postage
    Click & Collect
    ⁣⁣D⁣F⁣⁣ ⁣S⁣⁣E⁣⁣ ⁣⁣I⁣⁣A⁣ ⁣⁣P⁣O⁣⁣ ⁣⁣⁣C⁣⁣⁣E⁣⁣
  • JBL ProScan Pond Water Test Kit - Image 1 of 2

    JBL ProScan Pond Water Test Kit

    Brand new · JBL
    (47)
    £18.79
    Was: £30.36was - £30.36
    £3.95 P&P
    Click & Collect
    Q⁣N⁣⁣⁣⁣⁣ ⁣2⁣⁣⁣9⁣⁣⁣⁣ ⁣⁣⁣V⁣9⁣⁣ ⁣⁣O⁣3⁣ ⁣⁣P⁣O⁣
  • JBL ProScan Test Kit & Refill Aquarium Fish Tank Multi Test Kit For Smartphone - Image 1 of 1

    JBL ProScan Test Kit & Refill Aquarium Fish Tank Multi Test Kit For Smartphone

    Brand new · JBL
    (47)
    £16.29 to £19.29
    Free postage
    Click & Collect
    173 sold
    O⁣⁣⁣Y⁣ ⁣⁣M⁣U⁣⁣ ⁣⁣1⁣T⁣⁣⁣ ⁣⁣P⁣N⁣ ⁣E⁣M⁣ ⁣⁣⁣⁣⁣⁣
  • JBL ProAquaTest 7 in 1 Easy Test (50 Strips) - Freshwater Aquarium Pond Testing - Image 1 of 4

    JBL ProAquaTest 7 in 1 Easy Test (50 Strips) - Freshwater Aquarium Pond Testing

    Brand new · JBL
    (3)
    £17.65
    Free postage
    Click & Collect
    O⁣6⁣ ⁣J⁣⁣⁣Q⁣ ⁣⁣⁣F⁣⁣4⁣⁣ ⁣F⁣⁣⁣Q⁣⁣ ⁣3⁣W⁣⁣⁣⁣⁣ ⁣
  • JBL ProAquaTest Lab, Aquarium Water Test, MSRP 114.50 EUR, NEW - Image 1 of 4

    JBL ProAquaTest Lab, Aquarium Water Test, MSRP 114.50 EUR, NEW

    Brand new · JBL
    (4)
    £105.17
    £19.16 P&P
    S⁣⁣Y⁣⁣ ⁣6⁣⁣I⁣⁣⁣⁣ ⁣⁣Z⁣8⁣⁣⁣ ⁣⁣8⁣U⁣⁣ ⁣⁣Q⁣7⁣⁣ ⁣
  • Ciano Water Test Strips 6 in 1 - Image 1 of 1

    Ciano Water Test Strips 6 in 1

    Brand new · JBL
    (31)
    £14.90
    Free postage
    V⁣E⁣⁣ ⁣⁣8⁣O⁣⁣ ⁣F⁣C⁣ ⁣T⁣7⁣ ⁣5⁣K⁣⁣⁣⁣ ⁣⁣⁣⁣⁣ ⁣⁣⁣
  • Refill Analysis Strips Smartphone Evaluation Gh Kh Ph Nitrite Nitrate Chlorine - Image 1 of 4

    Refill Analysis Strips Smartphone Evaluation Gh Kh Ph Nitrite Nitrate Chlorine

    Brand new · JBL
    (31)
    £33.17
    Free postage
    ⁣⁣⁣O⁣Z⁣⁣ ⁣N⁣9⁣⁣ ⁣⁣⁣6⁣⁣⁣⁣⁣⁣9⁣⁣⁣⁣⁣⁣ ⁣J⁣⁣
  • JBL ProScan, New - Image 1 of 4

    JBL ProScan, New

    Brand new · JBL
    (47)
    £22.45
    £21.73 P&P
    ⁣⁣G⁣⁣P⁣ ⁣⁣4⁣⁣X⁣⁣ ⁣⁣⁣T⁣W⁣ ⁣Q⁣⁣⁣9⁣ ⁣C⁣⁣D⁣⁣⁣ ⁣
  • Jbl Proscan Recharge, RRP 20.96 EUR, New - Image 1 of 3

    Jbl Proscan Recharge, RRP 20.96 EUR, New

    Brand new · JBL
    (31)
    £17.62
    or Best Offer
    £21.66 P&P
    ⁣E⁣⁣⁣⁣Z⁣ ⁣E⁣⁣I⁣ ⁣⁣⁣⁣6⁣⁣I⁣ ⁣⁣0⁣⁣⁣⁣E⁣ ⁣Y⁣⁣J⁣
  • JBL TestLab Freshwater Aquarium Fish Tank Multi Test Kit Freshwater Test Lab - Image 1 of 2

    JBL TestLab Freshwater Aquarium Fish Tank Multi Test Kit Freshwater Test Lab

    Brand new · JBL
    (4)
    £87.90
    Free postage
    Click & Collect
    ⁣B⁣4⁣ ⁣P⁣⁣A⁣⁣ ⁣E⁣I⁣ ⁣⁣8⁣⁣A⁣⁣ ⁣W⁣⁣⁣A⁣⁣ ⁣⁣N⁣⁣⁣
  • JBL PROAQUATEST COMBISET Plus FE Aquarium Fish Test Kit - Image 1 of 2

    JBL PROAQUATEST COMBISET Plus FE Aquarium Fish Test Kit

    Brand new · JBL
    £49.95
    Free postage
    Click & Collect
    T⁣3⁣ ⁣S⁣⁣⁣⁣Q⁣⁣ ⁣A⁣⁣⁣F⁣⁣ ⁣⁣⁣I⁣⁣⁣⁣⁣L⁣⁣ ⁣6⁣⁣