--- product_id: 53490323 title: "Phenol Red Photometer Tablets for Photometric PH Testing, 250-Pack" brand: "lovibond" price: "€ 47.47" currency: EUR in_stock: true category: "Lovibond" url: https://www.desertcart.pt/products/53490323-phenol-red-photometer-tablets-for-photometric-ph-testing-250-pack store_origin: PT region: Portugal --- # Vibrant color change for easy reading Precision dosing for exact pH Chlorine-resistant for reliable results Phenol Red Photometer Tablets for Photometric PH Testing, 250-Pack **Brand:** lovibond **Price:** € 47.47 **Availability:** βœ… In Stock ## Summary > πŸ’§ Stay ahead of the curve with precision pH testing that professionals trust! ## Quick Answers - **What is this?** Phenol Red Photometer Tablets for Photometric PH Testing, 250-Pack by lovibond - **How much does it cost?** € 47.47 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.pt](https://www.desertcart.pt/products/53490323-phenol-red-photometer-tablets-for-photometric-ph-testing-250-pack) ## Best For - lovibond enthusiasts ## Why This Product - Trusted lovibond brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - β€’ **Eco-Conscious & User-Safe:** Boric acid-free, blister-packed tablets protect both you and the environment while preserving reagent quality. - β€’ **Chlorine-Resistant Formula:** Neutralizes chlorine interference, guaranteeing consistent accuracy in treated pool and spa water. - β€’ **Lab-Grade Accuracy Every Time:** Engineered for photometric precision, ensuring your pH readings are never a guess. - β€’ **Effortless Visual Confirmation:** Phenol red tablets deliver a clear, multicolored shift that makes interpreting results intuitive and fast. - β€’ **Bulk Supply for Continuous Testing:** 250 tablets per pack means you’re always ready to maintain perfect water balance without running out. ## Overview Lovibond Phenol Red Photometer Tablets provide highly accurate pH testing for pools, spas, and aquariums. Compatible with digital photometers, these 250-pack tablets feature a chlorine-resistant formula and vibrant color change for easy, reliable readings. Trusted by professionals and hobbyists alike, they come in eco-friendly, blister packaging to ensure safety and longevity. ## Description Buy Lovibond Phenol Red Photometer Tablets for Photometric PH Testing, 250-Pack | Test Tablets for Pool PH – Compatible with Lovibond and other Digital Instruments – PH Readings from 6.5-8.4 at desertcart UK. Free delivery on eligible orders. ## Features - PHOTOMETRIC PRECISION FOR PHOTOMETER WATER TESTING KITS – Lovibond Phenol Red pH Photometer Reagents are developed for use with photometers, ensuring precise results in every test. Essential for any pool, aquarium & hot tub testing kit, each tablet delivers exact reagent dosing for accurate water pH readings. - RELIABLE TESTING FOR SWIMMING POOL MAINTENANCE – Trusted by water treatment professionals and laboratory technicians, these pH balance tablets offer stable, consistent results. Ideal for swimming pools, spas, aquariums, and home use, they suit both professionals and hobbyists alike. - CLEAR COLOUR CHANGE FOR EASY READING – Using phenol red, each tablet produces a vibrant, multicoloured shift when dissolved. Designed for compatibility with digital photometers, they enhance the performance of any testing kit and make pH readings simple to interpret. - CHLORINE-RESISTANT FOR ACCURATE RESULTS – With added thiosulphate to neutralise chlorine, these tablets provide reliable results even in treated water. Whether used as a water pH tester in a residential pool or municipal setting, they help maintain precise pH balance. - ECO-FRIENDLY, USER-FRIENDLY, BUILT TO LAST – Blister-packed to ensure no direct contact, the tablets are boric acid-free and safe for pools and spas. Their durable foil packaging maintains quality, making them ideal for swimming pool maintenance kits used at home, in education, or professionally. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B00WRCNQVE | | Best Sellers Rank | 3,978 in Business, Industry & Science ( See Top 100 in Business, Industry & Science ) 651 in Lab & Scientific Products | | Brand | Lovibond | | Customer Reviews | 4.4 4.4 out of 5 stars (258) | | Item Highlight | Test Tablets for Pool PH – Compatible with Lovibond and other Digital Instruments – PH Readings from 6.5-8.4 | | Item Weight | 1 Ounces | | Manufacturer | Astralpool | | Manufacturer Part Number | 511771BT FBM | | Model Number | 511771BT | | Number of Items | 250 | | Recommended Uses For Product | ph measurement in photometers | ## Product Details - **Brand:** Lovibond - **Manufacturer:** Astralpool - **Number of items:** 250 - **Recommended uses for product:** ph measurement in photometers ## Images ![Phenol Red Photometer Tablets for Photometric PH Testing, 250-Pack - Image 1](https://m.media-amazon.com/images/I/411Zevhlu1L.jpg) ![Phenol Red Photometer Tablets for Photometric PH Testing, 250-Pack - Image 2](https://m.media-amazon.com/images/I/51q6lUHiOaL.jpg) ![Phenol Red Photometer Tablets for Photometric PH Testing, 250-Pack - Image 3](https://m.media-amazon.com/images/I/51PebLNx3VL.jpg) ![Phenol Red Photometer Tablets for Photometric PH Testing, 250-Pack - Image 4](https://m.media-amazon.com/images/I/516lYSkfY-L.jpg) ![Phenol Red Photometer Tablets for Photometric PH Testing, 250-Pack - Image 5](https://m.media-amazon.com/images/I/515yaDAxPYL.jpg) ## Questions & Answers **Q: Do all these Lovibond tablets work with the Poollab 1.0?** A: Probably not due to the possible differences in wavelengths used for testing , some customers report alkalinity dont. **Q: are these the correct ones for the poollab 1.0 photometer please** A: Some customers have used and not reported problems for dpd 1 and ph **Q: Title says phenol red but picture shows Dpd1, which tablets would I receive if I ordered this?** A: Thank you for your enquiry. Apologies for the confusion we will change the image. You will receive the Lovibond Phenol Red Photometer 250 pH tablets Code: 511771bt **Q: Do these and the free chlorine tabs have use by dates? If so how long can they be stored? Thanks** A: Yes the ones I received had a 10 year use by date on them. ## Frequently Bought Together - Lovibond Phenol Red Tablets - 250 Pack - Professional-Grade Reagents for Digital Photometers| Reliable, Easy-to-Use & Accurate Water Testing - Certikin - DPD No 1 Chlorine Tablets | 250 Count for Photometer | Measures Chlorine, Bromine, Ozone | Long Shelf Life, Easy to Use | Suitable for Photometers, Multicoloured - Certikin - DPD No 3 Total Chlorine Tablets | Precise Dosing & Long Shelf Life | Photometer & Comparator Compatible | Eco-Friendly Chemistry | High Accuracy, Multicoloured, 250 Pack --- ## Why Shop on Desertcart? - πŸ›’ **Trusted by 1.3+ Million Shoppers** β€” Serving international shoppers since 2016 - 🌍 **Shop Globally** β€” Access 737+ million products across 21 categories - πŸ’° **No Hidden Fees** β€” All customs, duties, and taxes included in the price - πŸ”„ **15-Day Free Returns** β€” Hassle-free returns (30 days for PRO members) - πŸ”’ **Secure Payments** β€” Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** β€” Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.pt/products/53490323-phenol-red-photometer-tablets-for-photometric-ph-testing-250-pack](https://www.desertcart.pt/products/53490323-phenol-red-photometer-tablets-for-photometric-ph-testing-250-pack) --- *Product available on Desertcart Portugal* *Store origin: PT* *Last updated: 2026-09-16*