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NT Labs Methylene Blue Aquarium Fish Medicine 100 ml Treats 900 L

Original price was: £9.49.Current price is: £9.25. (as of 06/11/2026 19:42 GMT - DetailsProduct prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon at the time of purchase will apply to the purchase of this product.)

NT Labs Methylene Blue is an aquarium fish medicine for coldwater and tropical tanks, described as treating bacterial, fungal and some external protozoan parasitic infections. The 100 ml bottle is stated to treat 900 L and is safe for eggs and fry. It can be used in a quarantine aquarium, treatment bath or added to aquarium water.

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Quick Summary

NT Labs Methylene Blue is an aquarium fish medicine for coldwater and tropical aquariums. It is described as treating bacterial, fungal and some external protozoan parasitic infections, and the 100 ml bottle is stated to treat 900 L.

The medicine is also described as safe for eggs and fry, with use in a quarantine aquarium or treatment bath, or by adding it to aquarium water. For buyers, the key checks are aquarium volume, the type of problem being treated and whether the selected offer is the 100 ml bottle.

Key Details

DetailVerified information and buyer relevance
BrandNT Labs, so the product can be identified as a branded aquarium medicine.
Product typeMethylene Blue aquarium fish medicine for treating infections in fish, fry and eggs.
Treated volume100 ml treats 900 L, which is the main pack-size check before purchase.
Target useColdwater and tropical aquariums.
Use with young stockSafe for eggs and fry.
Use methodCan be used in a quarantine aquarium or treatment bath, and can also be added to aquarium water.

What to Compare Before Buying

  • Aquarium volume: The bottle is stated to treat 900 L, so compare that figure with the total water volume you need to treat.
  • Problem type: It is described for bacterial, fungal and some external protozoan parasitic infections, so check that this matches the issue you are dealing with.
  • Tank type: It is described for coldwater and tropical aquariums, which helps you confirm the intended setup.
  • Use setting: Decide whether you plan to use it in a quarantine aquarium, a treatment bath or in the main aquarium water.

Common Buyer Questions

Can it be used with eggs and fry?
Yes. It is described as safe for eggs and fry.

Is it only for one type of aquarium?
No. It is described for both coldwater and tropical aquariums.

How is it used?
Shake the bottle thoroughly before use, mix the required dose with 1 litre of aquarium water, then add it slowly to the aquarium.

Before You Decide

Check the aquarium volume first, then confirm that the issue you need to treat matches the stated bacterial, fungal or external protozoan use. Also make sure you are choosing the 100 ml bottle that treats 900 L. Follow the manufacturer’s instructions before use, and do not use it for human consumption.

Brand

NT Labs

Manufacturer

NT Labs

Product Group

Pet Products

EAN

0733809004671

UPC

733809004671

Model

467

Color

Blue

Size

100ml – Treats 900L

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