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Hach Co.

Aquachek Chorine 4-in-1 Pool & Spa Testing

$12.99
Shipping calculated at checkout.

Hach Co Aquachek Pool & Spa Testing Chorine 4-in-1

AquaChek Yellow tests for Free Chlorine, Cyanuric Acid (Stabilizer), pH, and Total Alkalinity.

  • pH: 6.2-8.4
  • Free Chlorine: 0-10 ppm
  • Total Alkalinity: 0-240 ppm
  • Stabilizer (Cyanuric Acid): 0-300 ppm

Pickup available at Shop location

Usually ready in 2 hours

Shipping & Returns

Returns are accepted within 30 days of purchase. Shipping costs are the responsibility of the buyer. The packaging must be in perfect condition and remain sealed.

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