Choose Taylor K-1766 if you want a drop-count salt test, AquaChek White Salt Titrators if you prefer a disposable titrator, or LaMotte 2998 if its discrete color scale suits a quick check. These are different measurement formats; a salt result alone does not establish that a pool is safe to use.

Match the reading format to the decision

Product Manufacturer’s stated format What to check before buying
Taylor K-1766 Argentometric drop test; 1 drop represents 200 ppm under its specified procedure Ability to follow the sample volume and endpoint instructions; replacement reagent availability
AquaChek White Salt Titrators Disposable titrator, 400–7,000 ppm; results take minutes Generator range, current package instructions and development time
LaMotte Insta-TEST Sodium Chloride 2998 Visual color comparison at 1,500, 2,000, 2,500, 3,000, 3,500, 4,000 and 5,000 ppm; manufacturer states 20 seconds Whether these steps distinguish the values relevant to your generator

These are published specifications, not results from our own comparison testing. AquaChek White is not an ordinary instant color-pad strip, so we do not rank it as less precise merely because it is disposable. None of these products comes with a demonstrated accuracy advantage from our own testing.

Read resolution without inventing precision

With the K-1766 procedure that specifies 200 ppm per drop, 16 drops represents 3,200 ppm. That arithmetic does not mean the true concentration is known to the nearest single ppm: sample handling, reagents and judging the endpoint still matter. Use the instructions supplied with the kit, including its sample size.

Likewise, a LaMotte result matching 3,000 ppm and a Taylor result of 3,200 ppm are not automatically contradictory. The methods report in different steps. Do not add salt just to force two displays to match. Repeat an unexpected result with the correct procedure and compare it with the operating range of the exact cell and controller.

For AquaChek, use the chart and instructions supplied with the current product. Do not substitute the timing or reading method from a general pool strip. Plan enough time for the titrator to develop; “minutes” is a different workflow from LaMotte’s stated 20-second test.

What to buy alongside a salt test

A salt chlorine generator produces chlorine. It does not make free-chlorine and pH testing optional. You also need the balance tests required by your pool surface and equipment, including cyanuric acid where applicable. Our Taylor K-2006C review explains the separate chlorine-and-balance kit; it does not turn that kit into a salt test.

Record the independent salt reading, generator display, water temperature, recent drain/refill history and any controller warning together. This helps distinguish a water change from a cell or configuration problem. Before ordering a replacement cell, use the AquaRite compatibility map to check the controller revision and cell type.

When the result should delay a purchase or addition

Stop if the generator’s required range is outside the test’s stated range, the reagents or strips are out of date, or the procedure cannot be completed as written. A second brand is not a substitute for correct sampling. Salt is primarily removed when pool water leaves, so an unnecessary addition can require water replacement to correct.

The affiliate offers on this page are exact-product searches. Confirm the kit number, contents and expiry information on the actual listing before buying; merchant availability does not establish suitability.

Sources and limits

Manufacturer information checked September 23, 2026: Taylor K-1766 , AquaChek White Salt Titrators , and LaMotte 2998 . For disinfectant and pH testing, see CDC home pool guidance . This comparison evaluates stated methods and reading usefulness; it does not report laboratory accuracy testing.

Other compared buying options

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If you prefer a reusable electronic salt instrument, the LaMotte 1749 review adds a mode-factor worksheet and calibration budget. Compare that maintenance routine with the manual formats here before paying for a digital display.