Nitrites, a byproduct of ammonia breakdown, are toxic and potentially lethal to fish, quickly polluting the water and suffocating plants and fish. The API Nitrite Test Kit helps you monitor and maintain safe nitrite levels in your aquarium, ensuring a healthy environment for your aquatic life.

This kit is suitable for both fresh and saltwater aquariums, offering quick and accurate readings. It is designed to measure levels from 0 to 5ppm, enabling you to take timely action to protect your fish and plants.

With the API Nitrite Test Kit, you can efficiently manage your aquarium's water quality, ensuring the well-being of your fish and aquatic plants.

• Performs up to 180 tests
• Compatible with freshwater and saltwater aquariums
• Measures nitrite levels between 0 and 5ppm
• Provides quick and accurate results

Aquacadabra acts as credit broker/intermediary and not as a lender.

Klarna's credit products are provided by Klarna Bank AB, which is authorised and regulated by the Swedish Financial Services Authority, with limited supervision by the Financial Conduct Authority. More information can be found here.

Newpay finance options are provided through Deko’s platform by NewDay. P.D. Aquatics Ltd, t/a Aquacadabra is an Introducer Appointed Representative of Pay4Later Ltd, t/a Deko, which is authorised and regulated by the Financial Conduct Authority (ref no 728646) and is a credit broker, not a lender. NewDay Ltd is authorised and regulated by the Financial Conduct Authority (ref no 690292) and is authorised by the Financial Conduct Authority under the Payment Services Regulations 2017 for the provision of payment services (ref no 555318). More information can be found by clicking the newpay option above, or in the Newpay FAQs.

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.