Chemistry

All chemistry guides

Every parameter and topic — testing, balance, sanitize, stabilizer, and systems. Newest first.

7.4
Balance

pH

Comfort, chlorine efficiency, and metal risk.

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Water testing for alkalinityBalance

Total alkalinity

The buffer that fights pH bounce.

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Clear pool water for free chlorine residualSanitize & shock

Free chlorine

Your day-to-day sanitizer residual.

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Pool shock and chlorine productsSanitize & shock

Pool shock

Spike sanitizer the right way — not random dumping.

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Pool water test strips over clear waterStart hereStart

How to test

What to measure and in what order.

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Stabilizer & systems Coming soon

Cyanuric acid

Stabilizer — too low burns off; too high stalls.

Stabilizer & systems Coming soon

Saltwater basics

SWG still needs free chlorine in the water.

Balance Coming soon

Calcium hardness

Soft water eats surfaces; hard water scales.

Stabilizer & systems Coming soon

Phosphates

Intro only — not a magic algae bullet.

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