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Applied Bio Thio-Trine Chlorine / Bromine Neutralizer - 20 oz

Applied Bio Thio-Trine is a sanitizer neutralizer that will reduce or eliminate excessive chlorine, bromine or biguanide levels in water. Thio-Trine is 100% sodium thiosulfate crystals which neutralize residual chlorine or bromine in pool and spa water.

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Delivery Time 2-5 Business Days
Manufacturer Applied Biochemists
Technical Specs

1. Determine the amount of Thio-Trine needed.  
2. Add only half of this required amount in front of return line with the pump running.  
3. Wait 1 to 2 hours and retest the chlorine or bromine level.
4. Introduce more Thio-Trine as needed to return to the desired chlorine or bromine level.


Pools: 1 oz. of Thio-Trine will neutralize 1 ppm of chlorine or bromine in 10,000 gallons of water. (1 oz. is equivalent to 4 tsp.)

Spas: Add 1/2 teaspoon of Thio-Trine with circulation system operating. Wait 1 hour before rechecking chlorine or bromine residual. If still to high repeat until residual is in the desired range.

SKU APB-50-818
Manufacturer Part # 401115A
Product Features
  • 100% Sodium Thiosulfate
  • Reduces or eliminates chlorine, bromine, biguanide in water
  • Can be used in pool or spa water
  • One ounce neutralizes 1 ppm in 10,000 gallons
  • Prevents pool downtime due to excessive sanitizer levels
  • Reduces sanitizer to safer, more comfortable levels
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