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Dr Tim's One & Only - Live Nitrifying Bacteria
Dr Tim's One & Only - Live Nitrifying Bacteria
Dr Tim's One & Only - Live Nitrifying Bacteria
Dr Tim's One & Only - Live Nitrifying Bacteria

Dr Tim's One & Only - Live Nitrifying Bacteria

Dr Tim's One & Only helps to prevent 'new tank syndrome', and establish a biofilter in a new aquarium.

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Product Description

One and Only Live Nitrifying Bacteria for Reef and Nano Aquaria.
  • Removes toxic ammonia and nitrite, naturally
  • Eliminates new tank syndrome
  • 100% living, nitrifying bacteria
  • Instantly creates a biofilter
  • Helps cure live rock
  • No chemicals so completely safe for all corals and sensitive fish
Good for 6 months at room temperature, 1 year at 50°F. Best to keep refrigerated for longest shelf life.

One and Only Live Nitrifying Bacteria prevents new tank syndrome by instantly working to establish a biofilter in newly set-up aquaria. Use One and Only to control ammonia and nitrite levels

One and Only Live Nitrifying Bacteria has no sulphur or other offensive odours.

Directions for Use:

  • Shake well before using
  • Best to use the entire contents at one time
  • Minimum dose 10 ml (2 capfuls) per 10 gallons of aquarium water.
  • Cannot be overdosed.
  • Do not freeze
Use when setting up a new aquarium, after water changes and disease treatments to quickly establish a natural biological filter.


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: 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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