In The Swim - Chlorine Neutralizer, 40 lbs.

When chlorine concentration becomes too high, use In The Swim Chlorine Neutralizer to reduce chlorine immediately.

• When chlorine concentration becomes too high, use this chemical to reduce chlorine immediately.
• Granular. Sodium Thiosulfate.
• Initial Dosage: 2 oz. per 10,000 gallons will lower chlorine level 1 ppm.