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💧 Stay ahead of the curve with rapid, reliable pH testing!
Phenol Red Rapid Dissolve Tablets provide fast, accurate pH testing within a 6.8–8.4 range, ideal for pools, spas, and hot tubs. Each pre-measured tablet dissolves quickly for easy use, compatible with standard test kits, and features a safe, chlorine-offset formula. Packaged in hygienic foil cups, this 250-count set ensures consistent water quality monitoring for both professionals and enthusiasts.











| ASIN | B0C6MWYDHS |
| Best Sellers Rank | 12,932 in Garden ( See Top 100 in Garden ) 41 in Pool & Hot Tub Testers |
| Brand | TEST ALL WATER |
| Country Of Origin | Germany |
| Customer Reviews | 4.8 4.8 out of 5 stars (8) |
| Item Highlight | Rapid-dissolving Phenol Red tablets support visual pH measurement from 6.8–8.4. Suitable for pools, hot tubs & spas, 250 pack |
| Manufacturer | Test All Water |
| Manufacturer Part Number | 511791BT |
| Material Type | Phenol Red |
| Model Number | 511791BT |
| Recommended Uses For Product | pH, Swimming Pool Water, Spa Water, Industrial Water |
| Sterility Rating | 6.8-8.4 |
| Unit Count | 250.0 count |
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