Jack's Magic

After Shock 16oz

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Product Description

Jack's Magic After Shock 16oz | Pool Chlorine & Bromine Neutralizer/Reducer

Quickly and safely neutralize excess chlorine or bromine with Jack's Magic After Shock 16oz! This powerful pool chemical reducer rapidly lowers high sanitizer levels caused by shocking, preparing your pool for safe swimming or specialized stain treatments. Fast-acting, reliable, and easy to apply for immediate results.

Key Features of Jack's Magic After Shock 16oz

Rapid Sanitizer Reduction: Quickly neutralizes dangerously high levels of chlorine or bromine in pool and spa water.

Safe for Swimming: Restores pool water to safe swimming levels efficiently after shocking or accidental overdosing.

Essential for Stain Treatment Prep: Necessary for lowering chlorine levels (to near zero) before applying sensitive metal and stain removal products.

Effective Formula: Contains high-purity sodium thiosulfate (99% active ingredient) for reliable performance.

Easy to Dose: Simple application instructions allow you to calculate the precise amount needed to hit your target PPM.

Universal Compatibility: Safe for use in all types of pools and spas with any surface material.

Specifications

Specifications

Product Name Jack's Magic After Shock
Form White Crystalline Solid
Active Ingredient 99% Sodium Thiosulfate
Solubility 100% Water Soluble
Dosage 2 oz per 15,000 Gallons
Reduction Rate 1 ppm Cl / 2 ppm Br
pH (1% Sol.) 5.0 – 8.0
Specific Gravity 1.667 – 1.730

Warnings and Disclaimers

  • Overdose Warning: Adding too much product will make it extremely difficult to maintain a chlorine residual for several days.
  • Personal Safety: May cause irritation to skin, eyes, and respiratory tract. Wash thoroughly after handling.
  • Storage: Store in a cool, dry, ventilated area; keep away from open flames and strong oxidizers.
  • Swimming Safety: Ensure chlorine levels are below 5 ppm before allowing swimmers back into the water.
  • Disclaimer: This product is a specialty reducer; results depend on accurate water volume and sanitizer testing.

Application & Pro-Tips

  • Incremental Dosing: Apply in small, staged amounts and re-test to avoid accidental neutralization of all future chlorine.
  • Skimmer Ready: For fastest results, add directly through the skimmer while the pool pump is running.
  • Stain Removal Prep: Essential for bringing chlorine below 1 ppm prior to using Stain Solution #1 treatments.
  • Wait Time: Allow the pump to circulate for several hours after application before final verification of levels.