PTSA, or p-toluenesulfonic acid, is a strong organic acid derived from toluene. Its chemical structure includes a sulfonate group, which contributes to its properties as a potent acid. In water treatment, PTSA serves multiple purposes, such as acting as a catalyst in chemical reactions, aiding in flocculation, and promoting effective disinfection.
4. Colorants The visual appeal of plastic products is often enhanced through the incorporation of colorants. Dyes and pigments are used to achieve a wide range of colors and finishes. Colorants not only serve aesthetic purposes but can also provide additional functionality, such as UV protection or improved visibility in safety applications.