3021-H-6 | LaMotte Insta-Test Low Range Phosphate Test Strips | 50 Strips

The LaMotte Insta-TEST® PRO Low Range Phosphate Test Strips (50-count, Part 3021-H-6) offer fast, accurate phosphate measurement for pool and spa maintenance, detecting levels from 0 to 2,500 ppb using a simple reagent-delivery strip that delivers results in just 15 seconds. Each bottle includes 50 strips, packaged in a moisture- and UV-protected container with English, Spanish, and French instructions for effortless use and clear interpretation. Ideal for professionals and pool owners seeking precise, low-level phosphate monitoring in a durable, easy-to-use format

Highlights

• Fast 15-Second Results – Provides quick, accurate phosphate readings for pools and spas.

• Low-Range Detection – Measures phosphate levels from 0 to 2,500 ppb with clear color match.

• Convenient 50-Strip Supply – Packaged for multiple tests in a UV- and moisture-protected container.

• Multilingual Instructions – Includes English, Spanish, and French guides for easy use.

• Professional Accuracy – Trusted by pool service technicians and homeowners for precise water balance monitoring.

Includes

• 50 Test Strips

Additional Info

Need help with the LaMotte Insta-TEST PRO Low Range Phosphate Test Strips (3021-H-6)? This section covers how to use the strips, compatibility with pool systems, and troubleshooting tips, with guidance for confirming in store.

Using the Insta-TEST PRO Strips

These test strips provide phosphate readings in 15 seconds. Simply dip the strip into the pool or spa water, shake gently, and compare to the color chart.

How do I use the 3021-H-6 test strips to check pool phosphate levels?

Why aren’t my test results matching the color chart?

Can I buy LaMotte 3021-H-6 test strips directly in store?

Do I need to keep strips capped to prevent moisture damage?

Confirming Application in Pools and Spas

The 3021-H-6 measures phosphate levels from 0 to 2,500 ppb. This helps detect water balance issues before they cause algae growth.

Will the 3021-H-6 strips work in both spas and swimming pools?

How do I confirm in store that my pool requires phosphate testing?

Can store staff explain how to read the color chart correctly?

Are these strips accurate for residential pools under 25,000 gallons?

Troubleshooting Testing Accuracy

Incorrect handling, contaminated water samples, or old strips may affect readings. Proper storage ensures reliable performance.

Why do my strips show inconsistent phosphate results?

How should I store the 3021-H-6 strips to avoid errors?

What should I do if my results always read high phosphates?

Can I bring a water sample in store to confirm strip accuracy?