The Solution/Phenol Red 100ML from Flint & Walling is a high-quality pH indicator solution used in various laboratory and field applications. This phenol red solution is ideal for testing pH levels in water and other solutions, providing accurate and reliable results. Packaged in a convenient 100ML bottle, it is easy to use and store. The solution is formulated to meet industry standards, ensuring consistent performance in various testing environments. Perfect for professionals and researchers, this phenol red solution is an essential tool for accurate pH measurement.