Chemical compounds play a vital role in maintaining hygiene and operational efficiency across various sectors, from recreational swimming pools to complex industrial water systems. One such compound that has garnered significant attention for its efficacy in water treatment is identified by CAS number 25988-97-0. This number refers to a specific type of Polyquaternium, a cationic polymer widely employed as a potent algaecide and biocide.

What is CAS 25988-97-0?
CAS 25988-97-0 is the Chemical Abstracts Service (CAS) registry number for Poly(dimethylamine-co-epichlorohydrin), often marketed under various trade names and referred to as Polyquaternium. This compound is a polymer characterized by its cationic nature, meaning it carries a positive charge. This cationic property is key to its effectiveness, allowing it to readily bind to negatively charged microbial cell walls, leading to disruption and death. It is commonly supplied as a liquid solution, often at concentrations of 50% or 60% active ingredient, and typically appears as a colorless to light yellow liquid.

The Mechanism of Action: Why It Works
The effectiveness of Polyquaternium algaecides like the one identified by CAS 25988-97-0 lies in its chemical structure and mode of action. As a cationic surfactant and polymer, it disrupts the cell membranes of algae, bacteria, and fungi. This disruption leads to leakage of cellular components and ultimately cell death. Its polymeric structure also contributes to its longevity in water systems, providing residual protection even after initial application. This makes it an excellent choice for preventing recurrence of microbial growth, a common challenge in both swimming pools and industrial settings.

Versatile Applications in Water Treatment
The applications for this Polyquaternium algaecide are diverse and critical. In swimming pools, it serves as a highly effective algaecide, controlling common algae types and contributing to water clarity and safety. Its non-foaming and non-irritating characteristics make it a preferred choice for recreational water. In industrial environments, it is extensively used in cooling water treatment to prevent biofouling in cooling towers and heat exchangers, thereby maintaining operational efficiency and preventing corrosion. Its broad-spectrum activity also makes it useful as a disinfectant in certain industrial cleaning processes.

Sourcing and Quality Assurance
When sourcing chemicals like CAS 25988-97-0, it is crucial to engage with reputable suppliers and manufacturers. Companies specializing in water treatment chemicals, particularly those in China, are often at the forefront of producing high-quality Polyquaternium algaecides. Buyers looking for a reliable Polyquaternium 60% water treatment solution should prioritize suppliers who provide detailed product specifications, safety data sheets (SDS), and certificates of analysis. Understanding the chemical properties and verified applications of compounds like CAS 25988-97-0 empowers informed purchasing decisions for optimal water quality management.