• Lovibond Phenol Red tablets for pH analysis in water • Specially formulated for use with photometers • Pack of 250 tablets • When dissolved in the water sample, they produce color changes that allow pH measurement • pH control is essential to maintain the effectiveness of water treatment products • Incorrect pH can cause corrosion or precipitation, negatively affecting materials • The tablets include thiosulfate, which compensates for the influence of chlorine in pH measurement during pool water analysis • Factors such as carbonate level, temperature, and the buffering capacity of the sample can influence the measurement • Item number: 511771BT