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FritzPro Concentrated Chlorine Remover (473ml)


Expiry Date: November 9, 2025

FritzPro Concentrated Chlorine Remover

  • Concentrated, Economical Formula
  • Essential for Water Changes
  • Will Not Decrease pH in Saltwater
  • Non-Toxic to Humans, Pets and Aquatic Life
  • 100% Phosphate-Free

About FritzPro Concentrated Chlorine Remover

FritzPro Concentrated Chlorine Remover is a pH-buffered, sodium thiosulfate-based solution designed to immediately and safely remove chlorine and chloramine from tap water. Safe for all systems: freshwater, saltwater, planted, reef, and aquaculture.

Directions & Dosage

Use 1 teaspoon (5 ml) per 150 gallons (567 L). 1 fl oz treats 1,000 gallons. For smaller volumes, use 1-2 drops per gallonThis dosage will remove 1 ppm chlorine. For water with higher levels of chlorine and chloramine, increase dosage accordingly.

  • For best results, add Concentrated Chlorine Remover to tap water in a separate container before adding water to aquarium.
  • No equipment restrictions necessary
  • No contraindications: can be used with all of our other products and meds
  • Easy measuring: the 4 oz, 8 oz and 16 oz bottle caps are approximately 5 mL volume
  • Overdosed? Observe livestock for distress, perform small water changes if needed
  • Test with a chlorine test kit


SizeTreatsItem Number
16 oz.16,000 gal.97016
1 gal.128,000 gal.97128
5 gal.640,000 gal.97640


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