Hach Phenolphthalein Indicator Solution, 1 g/L, 15 mL, 189736

The Hach 189736 Phenolphthalein Indicator Solution has garnered a mix of praise and critique from customers. Many users have found it exceptionally effective for various projects, particularly in educational settings and fun experiments. For instance, several customers successfully utilized the solution for science experiments like the "water to wine" demonstration and a wedding water ceremony, where it functioned as intended and produced the desired results. However, there are also instances of dissatisfaction. A few users reported that the solution did not perform as expected—specifically, it failed to change color even when a significant amount was used in highly basic substances like drain cleaner. This raises questions about the product's reliability, with concerns regarding its effectiveness possibly stemming from degradation or improper storage before reaching the customer. Overall, while many customers have praised the Hach Phenolphthalein Indicator for its intended utility in educational and experimental contexts, the complaints about inConsistency in performance could pose issues for potential buyers seeking a reliable indicator solution. **