Phenol Red Rapid Dissolve Tablets | pH Test Range 6.8–8.4 | For Swimming Pools, Spas & Hot Tubs | Accurate Results for Comparators & Testers, Reliable Colour Change (250 Pack)

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💧 Stay ahead of the splash game with precision pH testing!

Phenol Red Rapid Dissolve Tablets provide fast, accurate pH testing for pools, spas, and hot tubs within a 6.8–8.4 range. Each pre-measured tablet dissolves quickly and is foil-sealed for freshness, ensuring reliable color change and compatibility with standard comparators. Designed for both professionals and pool owners, these tablets help maintain optimal water balance for safety, comfort, and chlorine effectiveness.