Lovibond Phenol Red Tablets - 250 Pack - Professional-Grade Reagents for Digital Photometers| Reliable, Easy-to-Use & Accurate Water Testing

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.