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NT Labs Test Kits - Ammonia, Hardness, Nitrate/Nitrite & pH

The range of NT Labs test kits are clear & accurate in each of their parameters. And we stock the full range!

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Product Description

Ammonia test
Contains 40 liquid tests

Ammonia is excreted by the fish as a waste product, too much ammonia will cause major health problems so test regularly.

Measures total ammonia - reads zero / 0.2 ppm / 0.5ppm  / 1.0 ppm / 5 ppm / 10 ppm

Hardness test
Contains up to 80 liquid tests

Tests for hardness & alkalinity

Kh is the buffering capacity of water in your aquarium, preventing sudden ph changes.

Gh is the measure of the total mineral content of the water. Minerals are essential for the health of plants and fish.

Nitrite test
Contains 40 liquid tests

Nitrite is produced by the beneficial bacteria in the aquarium and filters as they break down the harmful waste ammonia, excreted by the fish. Nitrite can affect the health of fish, but is not as toxic as ammonia so test regularly.

Nitrate test
Contains 30 liquid tests

Nitrate is produced by the beneficial bacteria in the aquarium and filters as they break down the toxic waste products. Nitrate is not toxic to fish, but excessively high levels can affect their reproduction.

Broad pH 6 – 9 test
Contains 40 liquid tests

Test is suitable for all freshwater aquaria with a ph range suitable for acid-loving amazonian fish to alkaline waters for east african cichlids.

Narrow pH 6-7.6 test
Contains 40 liquid tests

For fish with specific ph requirements or for general tropical community aquaria requiring a neutral ph, nt labs ph 6 – 7.6 test provides quick and accurate ph measurement.


Aquacadabra acts as credit broker/intermediary and not as a lender. Credit products are provided exclusively by Klarna Bank AB, which is authorised and regulated by the Swedish Financial Services Authority, with limited supervision by the Financial Conduct Authority.

Who should my customers contact if they have questions?

All existing customer loans have been automatically transferred to Klarna and your customers have also been notified directly. There will be no changes to existing terms and conditions and customers do not have to take any action. From 1st January 2019 Klarna became the lender on all new loan applications.

Should your customers contact you regarding any questions they may have, please ask them to visit: https://www.klarna.com/uk/CBRF or, if they have any other servicing needs about their loan agreement they can call us on 0333 321 6080.

Delivery & Returns

We really want you to be happy with the product that you've received. If however, when the goods arrive they're not what you want, then no problem - we have a 60 day no quibble return guarantee. Just let us know that you're going to return the item(s) by contacting us (stating your Order Number) and complete the returns packing slip that will have been included with your delivery. This will help us to quickly identify the item that you have returned (unopened and unused) - and we'll put a refund through for you.


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