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🧪 Stay ahead of water quality—because your pool deserves precision.
The Taylor R-0004-A pH Indicator Refill is a 0.75-ounce bottle of Phenol Red reagent designed to extend the life of your Taylor 2000 series pool and spa test kits. Engineered for accuracy and ease of use, it features clear instructions and is trusted by both professionals and homeowners. Proudly made in the USA, this refill ensures your water testing remains precise and reliable season after season.










| ASIN | B0002Z0NIC |
| Best Sellers Rank | #17,635 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #16 in Analytical Reagents |
| Brand Name | Taylor Technologies, Inc. |
| Customer Reviews | 4.7 4.7 out of 5 stars (456) |
| Global Trade Identification Number | 00840036000298 |
| Included Components | appliance-replacement-parts |
| Item Highlight | Phenol Red Dropper Refill (0.75 oz) Tests pH in Pools & Spas, Replace Annually |
| Item Type Name | Ph Indicator Refill .75 Oz., Reagent #4 - 524252 |
| Item Weight | 13.61 g |
| Manufacturer | Taylor Technologies |
| Model Number | GIDS-524252 |
| Number of Items | 1 |
| Number of Packs | 1 |
| Part Number | GIDS-524252 |
| Recommended Uses For Product | ph Test |
| Sterility Rating | pH 4 |
| UPC | 840036000168 840036000298 |
| Unit Count | 1 Piece |
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