NT Labs
Diagnosis Tool Dosage Calculator Stockist Finder


From £10.99

Chlor Go
Chlor Go Bulk

Dechlorinates and Conditions Tap Water

When to Use:

  • New tapwater can contain chemicals such as chlorine, chloramine and heavy metals which are harmful to fish and require neutralisation for fish use.
  • Chlor-Go rapidly turns tap water into pondwater, use for all water changes and transportation.
  • Use when filling or topping up your pond with tap water.


  • Use full pond volume dose when regularly topping up an established pond.
  • May be used with Koi Care medications.
  • Apply separately and mix thoroughly.
  • Add half dose before and half dose during the top up.


  • Add dose after topping up the pond.


Available in the following variations:

250ml, 500ml, 1 Litre & 2.5 Litre

Stockist Finder

Simplified map of the United Kingdom.

Find your nearest NT Labs Authorised Retailer.


Let us calculate your dosage for you!

To make the process of using our products even easier this handy dosage calculator tells you the amount you will need to put into your system. Please ensure you also read the instructions and warnings that are written on the bottle/pack label.

I know my system's measurements and want to:

Calculate my volume
Dosage calculator

Calculate dosage

You’ll require*
0 ml

* Always follow the instructions on the label. This calculator is intended to be used only as a guide to how much product you need to buy to treat your system. It does not take account of displacement caused by gravel, rocks and ornaments etc and does not include the volume of any external filtration system. NT Laboratories Ltd. will not accept any responsibility for inaccuracies or misuse of this guide.