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Water Test Strips – Phosphates

$60.00 inc GST

Insta-Test Phosphate Test Strips – 50 Tests per Kit

Measure phosphates from 0, 100, 200,300, 500, 1000 and 2500 ppb in just 15 seconds. Use with our FREE Water test Calculator.

Frequently Bought Together

Total Price: $60.00

SKU: 3021-H Categories: , Tag:

Product Description

  • Useful for testing pools exposed to phosphate rich environments, such as swimming pets, birds, heavy rain, garden beds, floods, dust storms, areas with many trees, country areas.
  • Phosphates are a major food source for algae.
  • Eliminating phosphates with BioGuard Phoskill 1L or ProGuard Phosphate Remover 5L makes pool sanitation more efficient against green pools and can reduce chlorine consumption.
  • For pool clarity and ongoing phosphate treatment, use BioGuard Pool Complete.
  • The strips use a long-view path tube to measure colour reaction in ppb.
  • Each bottle includes 50 test strips.
  • Waterproof Pop-top bottle with a hinged cap.
  • No need for refrigerating reagents as some other kits require.

Insta-TEST® Pool and Spa Test Strips allows the user to just dip the strip into the water and receive accurate, instant results. The formula is designed for stable color development to allow adequate time for the user to match very distinct colors along with preventing cross-contamination between pads.

  • The only test strip with no required waiting period!
  • PopTop caps are easy to open and shut – guaranteed for 1,000+ openings.
  • The patented test strip vial has a molded desiccant liner, protecting the strips from moisture intrusion and eliminating loose desiccant bags.



Additional Information

Weight .06 kg



We ship freight free for North Island orders over $169.00, and Waiheke Island and South Island orders over $269.00 (Applies only to orders under 25kg Auckland, elsewhere under 15kg.  Where applicable, RD and DG goods surcharges still apply).  Please click here for more details.


We stock quality pool and spa products and are confident that you will be very pleased with your purchase. If for any reason you are not satisfied please return it to us for a refund or exchange within 7 days of the purchase date. The refund will cover the purchase price of the returned product, including return shipping.  Please click here for more details.